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Chuwi UBook Pro Tablet Review: The Microsoft Surface Pro Clone

The Clone Wars. The UBook Pro offers high-end looks with low-end performance for a mid-range price. If you can get past the slow Core m3 processor, then you'll find the super-bright 12.3-inch display and three USB ports quite useful when compared to the dimmer and pricier Surface Pro.

After offering one of the cheapest 15.6-inch 4K UHD laptops available, Chuwi is now aiming for Microsoft Surface Pro users with its own Surface Pro clone. The UBook Pro sports the same 12.3-inch screen size as the Surface Pro along with a detachable keyboard cover and active stylus pen all for about $500 USD.

Of course, looks aren't everything and the UBook Pro has plenty of cut corners once you dig deeper into the device. The tablet 2-in-1 competes directly with other Windows tablets including the Lenovo Miix 520, HP Elite X2, Dell Latitude 5290 2-in-1, and the Microsoft Surface Go and Surface Pro series.

Check out the official UBook Pro Indiegogo page here to learn more about the system.

More Chuwi reviews:

Chuwi UBook Pro (UBook Series)
Processor
Intel Core m3-8100Y 2 x 1.1 - 3.4 GHz, Amber Lake-Y
Graphics adapter
Intel UHD Graphics 615, LPDDR3, 25.20.100.6519
Memory
8 GB 
, 933 MHz, 12-15-15-34, Single-Channel
Display
12.30 inch 3:2, 1920 x 1280 pixel 188 PPI, 10-point capacitive, BOE TV123WAM-ND0, IPS, BOE0768, glossy: yes, detachable screen
Mainboard
Intel Kaby Lake-Y + iHDCP 2.2 Premium PCH
Storage
Netac SSD 256GB, 256 GB 
Soundcard
Intel Kaby Lake-U/Y PCH - High Definition Audio
Connections
3 USB 3.0 / 3.1 Gen1, 1 HDMI, Audio Connections: 3.5 mm combo, Card Reader: MicroSD, Sensors: Gyroscope
Networking
Intel Dual Band Wireless-AC 3165 (a/b/g/n = Wi-Fi 4/ac = Wi-Fi 5/), Bluetooth 4.2
Size
height x width x depth (in mm): 9 x 292.2 x 207.9 ( = 0.35 x 11.5 x 8.19 in)
Battery
38 Wh Lithium-Polymer
Operating System
Microsoft Windows 10 Home 64 Bit
Camera
Primary Camera: 5 MPix
Secondary Camera: 2 MPix
Additional features
Speakers: Stereo, Keyboard Light: no, Keyboard attachment, Active stylus, 12 Months Warranty, fanless
Weight
780 g ( = 27.51 oz / 1.72 pounds), Power Supply: 165 g ( = 5.82 oz / 0.36 pounds)
Price
500 USD
Note: The manufacturer may use components from different suppliers including display panels, drives or memory sticks with similar specifications.

 

Rating
Date
Model
Weight
Height
Size
Resolution
Best Price
70.1 %
11/2019
Chuwi UBook Pro
m3-8100Y, UHD Graphics 615
780 g9 mm12.30"1920x1280
87.2 %
10/2018
Microsoft Surface Pro 6, Core i5, 128 GB
i5-8250U, UHD Graphics 620
781 g8.5 mm12.30"2736x1834
82.2 %
12/2017
Lenovo Miix 520-12IKB 81CG
i5-8250U, UHD Graphics 620
1.2 kg15.9 mm12.20"1920x1200
87 %
10/2018
HP Elite x2 1013 G3-2TT14EA
i5-8350U, UHD Graphics 620
1.2 kg7.9 mm13.00"3000x2000
83.3 %
10/2018
Microsoft Surface Go MHN-00003
Pentium 4415Y, UHD Graphics 615
523 g8.3 mm10.00"1800x1200

Case

We had low expectations going in since most Chuwi laptops thus far have been flexible and prone to damage. Thankfully, the UBook Pro bucks this trend by being almost as firm as the Surface Pro, Elite x2, or Lenovo Miix. The keyword here is "almost" as we can still observe some minor twisting, creaking, and depressions when attempting to bend the corners or warp the glass screen. First impressions on the metal chassis, U-shaped bracket, and overall build quality are still excellent nonetheless.

One annoying aspect of the design relates to the U-shaped hinge. When at a small enough angle, the hinge will automatically close shut which can make fine-tuning the display angle somewhat of a hassle. 

Dimensions and weight are, unsurprisingly, nearly 1:1 with the Surface Pro 6. It's ever-so-slightly larger and heavier for users keeping track of decimal places. If you've handled a Surface Pro before, then you'll know what to expect from the UBook Pro in terms of portability.

Keyboard attachment can be angled for a more comfortable posture
Keyboard attachment can be angled for a more comfortable posture
No Bluetooth for the detachable keyboard
No Bluetooth for the detachable keyboard
Keyboard surface is smooth and plastic
Keyboard surface is smooth and plastic
Metal U-shaped hinge doesn't work very well at smaller angles. Pen loop is integrated onto the detachable keyboard
Metal U-shaped hinge doesn't work very well at smaller angles. Pen loop is integrated onto the detachable keyboard
Hinge opened to maximum angle
Hinge opened to maximum angle
Impressive chassis quality from a Chinese company known for clones
Impressive chassis quality from a Chinese company known for clones
300 mm / 11.8 inch 205 mm / 8.07 inch 15.9 mm / 0.626 inch 1.2 kg2.65 lbs300 mm / 11.8 inch 231.5 mm / 9.11 inch 7.9 mm / 0.311 inch 1.2 kg2.58 lbs292 mm / 11.5 inch 208.8 mm / 8.22 inch 9.35 mm / 0.3681 inch 1.2 kg2.6 lbs292.2 mm / 11.5 inch 207.9 mm / 8.19 inch 9 mm / 0.3543 inch 780 g1.72 lbs292 mm / 11.5 inch 201 mm / 7.91 inch 8.5 mm / 0.3346 inch 781 g1.722 lbs250.6 mm / 9.87 inch 174.1 mm / 6.85 inch 7.5 mm / 0.2953 inch 483 g1.065 lbs297 mm / 11.7 inch 210 mm / 8.27 inch 1 mm / 0.03937 inch 5.7 g0.01257 lbs

Connectivity

Port options are pretty good for an inexpensive Windows tablet. The two USB Type-A ports and single USB Type-C port are already more than what the Surface Pro series or the iPad series have to offer. An uncommon Micro-HDMI port is present which most users will likely need an adapter for.

USB Type-C PD is supported meaning that you can recharge the UBook Pro with a third-party USB Type-C AC adapter.

Top: Power button, Volume rocker
Top: Power button, Volume rocker
Right: AC adapter, Micro HDMI, USB 3.0 Type-A, USB Type-C w/ Power Delivery
Right: AC adapter, Micro HDMI, USB 3.0 Type-A, USB Type-C w/ Power Delivery
Bottom: Pogo pins
Bottom: Pogo pins
Left: USB 3.0, 3.5 mm headphones
Left: USB 3.0, 3.5 mm headphones

SD Card Reader

Transfer rates from the spring-loaded MicroSD reader are decent at about 80 MB/s. Moving 1 GB worth of images from our UHS-II card to desktop takes roughly 15 seconds. Ejecting the MicroSD card can be difficult and tricky without accidentally shooting the card across the room.

SD Card Reader
average JPG Copy Test (av. of 3 runs)
Dell Latitude 7200
  (Toshiba Exceria Pro M501 64 GB UHS-II)
177 MB/s +151%
Lenovo Miix 520-12IKB 81CG
 
75.6 MB/s +7%
Microsoft Surface Pro 6, Core i5, 128 GB
  (Toshiba Exceria Pro M501 microSDXC 64GB)
74.7 MB/s +6%
Chuwi UBook Pro
  (Toshiba Exceria Pro M501 64 GB UHS-II)
70.6 MB/s
maximum AS SSD Seq Read Test (1GB)
Dell Latitude 7200
  (Toshiba Exceria Pro M501 64 GB UHS-II)
193.4 MB/s +138%
Lenovo Miix 520-12IKB 81CG
 
86.1 MB/s +6%
Microsoft Surface Pro 6, Core i5, 128 GB
  (Toshiba Exceria Pro M501 microSDXC 64GB)
86 MB/s +6%
Chuwi UBook Pro
  (Toshiba Exceria Pro M501 64 GB UHS-II)
81.4 MB/s

Communication

The Intel 3165 module offers 1x1 connectivity for up to 433 MB/s transfer rates and integrated Bluetooth 4.2. It's a rather old WLAN module by today's standards, but the UBook Pro is relatively inexpensive, after all. We experienced no connectivity issues during our time with the test unit.

Networking
iperf3 transmit AX12
Dell Latitude 7200
Intel Wireless-AC 9560
584 MBit/s +70%
Microsoft Surface Pro 6, Core i5, 128 GB
Marvell AVASTAR Wireless-AC Network Controller
517 (437min - 572max) MBit/s +50%
Lenovo Miix 520-12IKB 81CG
Intel Dual Band Wireless-AC 8265
516 MBit/s +50%
Chuwi UBook Pro
Intel Dual Band Wireless-AC 3165
344 MBit/s
Apple iPad 7 2019
802.11 a/b/g/n/ac
229 (160min - 286max) MBit/s -33%
iperf3 receive AX12
Dell Latitude 7200
Intel Wireless-AC 9560
605 MBit/s +68%
Microsoft Surface Pro 6, Core i5, 128 GB
Marvell AVASTAR Wireless-AC Network Controller
577 (517min - 605max) MBit/s +60%
Lenovo Miix 520-12IKB 81CG
Intel Dual Band Wireless-AC 8265
528 MBit/s +47%
Chuwi UBook Pro
Intel Dual Band Wireless-AC 3165
360 MBit/s
Apple iPad 7 2019
802.11 a/b/g/n/ac
225 (43min - 264max) MBit/s -37%

Accessories and Warranty

The retail box includes an active stylus pen, AAAA battery, and a detachable keyboard. 

The standard one-year limited warranty applies. Nonetheless, claiming said warranty may prove difficult as Chuwi will require owners to ship their defective units back to Asia.

Input Devices

Keyboard

Typing on the detachable keyboard is less than optimal. The keyboard deck itself is not at all firm meaning that every key press will teeter or depress the entire keyboard. Feedback is therefore spongy and weak even by Ultrabook standards. We recommend a proper USB keyboard for longer typing sessions.

Touchpad

The small clickpad (~9.5 x 5.3 cm), which is not Precision compatible, works reliably enough for basic cursor control. However, multi-touch inputs, drag and drop, and mouse clicks are hit or miss and oftentimes frustrating.

Keyboard layout mimics the Surface Pro keyboard
Keyboard layout mimics the Surface Pro keyboard
Up and Down arrow keys are smaller in size
Up and Down arrow keys are smaller in size
Smooth gliding and reliable cursor control with the clickpad. Unfortunately, clicks and multi-touch inputs are a nightmare
Smooth gliding and reliable cursor control with the clickpad. Unfortunately, clicks and multi-touch inputs are a nightmare
shallow and spongy key travel with very dim backlighting
shallow and spongy key travel with very dim backlighting

Display

Chuwi products tend to carry above-average displays and the UBook Pro is no exception. The 12.3-inch 3:2 1920 x 1280 BOE TV123WAM IPS panel here can be found on no other laptop or tablet in our database as of this writing and yet it is able to rival the LG Philips LP123WQ112604 panel on the Surface Pro 6. Our table below shows respectable color coverage, contrast ratio, and response times for a Windows tablet.

The most notable aspect of the screen is its very bright backlight of up to 868 nits to be significantly brighter than most other Windows tablets and Ultrabooks where the 400 to 500 nits range is the norm.

Edge-to-edge glass touchscreen
Edge-to-edge glass touchscreen
Bezels are thick
Bezels are thick
Light-moderate uneven backlight bleeding
Light-moderate uneven backlight bleeding
Sharp subpixel array
Sharp subpixel array
734.3
cd/m²
800.5
cd/m²
775
cd/m²
763.7
cd/m²
867.6
cd/m²
863.3
cd/m²
821.9
cd/m²
848.1
cd/m²
885.4
cd/m²
Distribution of brightness
BOE TV123WAM-ND0 tested with X-Rite i1Pro 2
Maximum: 885.4 cd/m² (Nits) Average: 817.8 cd/m² Minimum: 99.2 cd/m²
Brightness Distribution: 83 %
Center on Battery: 867.7 cd/m²
Contrast: 1112:1 (Black: 0.78 cd/m²)
ΔE Color 4.64 | 0.5-29.43 Ø5, calibrated: 2.31
ΔE Greyscale 6.1 | 0.57-98 Ø5.3
93.7% sRGB (Argyll 1.6.3 3D)
59% AdobeRGB 1998 (Argyll 1.6.3 3D)
65.1% AdobeRGB 1998 (Argyll 2.2.0 3D)
94% sRGB (Argyll 2.2.0 3D)
63.3% Display P3 (Argyll 2.2.0 3D)
Gamma: 2.22
Chuwi UBook Pro
BOE TV123WAM-ND0, IPS, 12.30, 1920x1280
Microsoft Surface Pro 6, Core i5, 128 GB
LGPhilips LP123WQ112604, IPS, 12.30, 2736x1834
Lenovo Miix 520-12IKB 81CG
Unknown, IPS, 12.20, 1920x1200
Dell Latitude 7200
SHP14A3 LQ123N1, IPS LED, 12.30, 1920x1280
Apple iPad 7 2019
IPS, 10.20, 2160x1620
HP Elite x2 1013 G3-2TT14EA
AU Optronics AUO101A, IPS, 13.00, 3000x2000
Display
0%
-0%
10%
5%
Display P3 Coverage
63.3
65.5
3%
64.4
2%
71.6
13%
67.5
7%
sRGB Coverage
94
90.4
-4%
90.8
-3%
99.5
6%
96.7
3%
AdobeRGB 1998 Coverage
65.1
65.6
1%
65.4
0%
72.6
12%
68.2
5%
Response Times
-15%
-10%
-50%
5%
-25%
Response Time Grey 50% / Grey 80% *
30.8 ?(14.8, 16)
42 ?(22, 20)
-36%
35.6 ?(17.2, 18.4)
-16%
52 ?(26, 26)
-69%
38 ?(19, 19)
-23%
47 ?(23, 24)
-53%
Response Time Black / White *
26.8 ?(15.6, 11.2)
25 ?(14, 11)
7%
28 ?(14.8, 13.2)
-4%
34.8 ?(18.4, 16.4)
-30%
18 ?(7, 11)
33%
26 ?(14, 12)
3%
PWM Frequency
20800 ?(50)
198.4 ?(99)
1645 ?(25)
Screen
6%
-28%
24%
24%
3%
Brightness middle
867.6
463
-47%
348.8
-60%
401
-54%
499
-42%
452
-48%
Brightness
818
450
-45%
339
-59%
385
-53%
470
-43%
412
-50%
Brightness Distribution
83
83
0%
87
5%
88
6%
87
5%
85
2%
Black Level *
0.78
0.32
59%
0.4
49%
0.28
64%
0.49
37%
0.48
38%
Contrast
1112
1447
30%
872
-22%
1432
29%
1018
-8%
942
-15%
Colorchecker dE 2000 *
4.64
3.76
19%
7
-51%
1.8
61%
0.97
79%
4.05
13%
Colorchecker dE 2000 max. *
9.22
7.35
20%
16.2
-76%
3.4
63%
1.98
79%
6.64
28%
Colorchecker dE 2000 calibrated *
2.31
2.68
-16%
1.1
52%
1.56
32%
Greyscale dE 2000 *
6.1
3.18
48%
10.1
-66%
1.6
74%
0.9
85%
4.87
20%
Gamma
2.22 99%
2.53 87%
2.22 99%
2.14 103%
2.135 103%
2.71 81%
CCT
7346 88%
6994 93%
9065 72%
6702 97%
6571 99%
7160 91%
Color Space (Percent of AdobeRGB 1998)
59
59
0%
58.7
-1%
66.6
13%
62
5%
Color Space (Percent of sRGB)
93.7
90
-4%
90.9
-3%
99.4
6%
97
4%
Total Average (Program / Settings)
-3% / 2%
-13% / -20%
-5% / 12%
15% / 20%
-6% / -0%

* ... smaller is better

Color space covers approximately 94 percent of sRGB to be very similar to what Microsoft offers on the Surface Pro 6 or Surface Go.

vs. sRGB
vs. sRGB
vs. AdobeRGB
vs. AdobeRGB

While color space is respectable, further measurements with an X-Rite colorimeter reveal an inaccurate display out of the box. Color temperature is far too cool for a bluish hue. Calibrating the display ourselves improves average DeltaE values significantly. We recommend calibrating the display or applying our calibrated profile above to get the most out of the UBook Pro.

Grayscale before calibration
Grayscale before calibration
Saturation Sweeps before calibration
Saturation Sweeps before calibration
ColorChecker before calibration
ColorChecker before calibration
Grayscale after calibration
Grayscale after calibration
Saturation Sweeps after calibration
Saturation Sweeps after calibration
ColorChecker after calibration
ColorChecker after calibration

Display Response Times

Display response times show how fast the screen is able to change from one color to the next. Slow response times can lead to afterimages and can cause moving objects to appear blurry (ghosting). Gamers of fast-paced 3D titles should pay special attention to fast response times.
       Response Time Black to White
26.8 ms ... rise ↗ and fall ↘ combined↗ 15.6 ms rise
↘ 11.2 ms fall
The screen shows relatively slow response rates in our tests and may be too slow for gamers.
In comparison, all tested devices range from 0.1 (minimum) to 240 (maximum) ms. » 62 % of all devices are better.
This means that the measured response time is worse than the average of all tested devices (21.5 ms).
       Response Time 50% Grey to 80% Grey
30.8 ms ... rise ↗ and fall ↘ combined↗ 14.8 ms rise
↘ 16 ms fall
The screen shows slow response rates in our tests and will be unsatisfactory for gamers.
In comparison, all tested devices range from 0.2 (minimum) to 636 (maximum) ms. » 35 % of all devices are better.
This means that the measured response time is similar to the average of all tested devices (33.7 ms).

Screen Flickering / PWM (Pulse-Width Modulation)

To dim the screen, some notebooks will simply cycle the backlight on and off in rapid succession - a method called Pulse Width Modulation (PWM) . This cycling frequency should ideally be undetectable to the human eye. If said frequency is too low, users with sensitive eyes may experience strain or headaches or even notice the flickering altogether.
Screen flickering / PWM not detected

In comparison: 53 % of all tested devices do not use PWM to dim the display. If PWM was detected, an average of 17900 (minimum: 5 - maximum: 3846000) Hz was measured.

Outdoor visibility is better than expected because of the super-bright backlight. Nonetheless, glare will still be present due to the glossy overlay. Viewing angles are wide with changes in contrast and colors appearing only if viewing from extreme angles.

Outdoors on overcast day
Outdoors on overcast day
Outdoors under shade
Outdoors under shade
Outdoors on overcast day
Outdoors on overcast day
Wide IPS viewing angles
Wide IPS viewing angles

Performance

Unlike most Ultrabooks and Windows tablets in the market, the UBook Pro uses a passively-cooled 4.5 W Core m3-8100Y CPU instead of the faster 15 W Core U-series. This is the most noticeable disadvantage to the Chuwi as launching or switching between multiple applications is slower and more sluggish. Meanwhile, its integrated UHD graphics 615 is unfit for anything more than word processing or 4K UHD video playback. There are no secondary CPU, GPU, RAM, or display resolution options available other than what we have here.

LatencyMon shows no DPC latency issues.

Processor

CineBench R15
CineBench R15

CPU performance is comparable to the Pentium Gold 4415Y found inside the Surface Go in regards to multi-threaded performance while being 40 percent faster in single-threaded performance according to CineBench R15. Even so, overall performance is slower than even the Celeron N4100 and not all that much better than an Atom x7-E3950.

See our dedicated page on the Core m3-8100Y for more technical information and benchmarks.

0153045607590105120135150165180195210225240Tooltip
Chuwi UBook Pro UHD Graphics 615, m3-8100Y, Netac SSD 256GB; CPU Multi 64Bit: Ø156.9 (155.96-159.09)
Chuwi AeroBook 13 inch 2019 HD Graphics 515, 6Y30, Netac SSD 256GB; CPU Multi 64Bit: Ø198 (196.89-200.66)
Eve-Tech Eve V m3 HD Graphics 615, m3-7Y30, Intel SSD 600p SSDPEKKW128G7; CPU Multi 64Bit: Ø238 (227.93-249.83)
Cinebench R15
CPU Single 64Bit
Dell XPS 13 7390 2-in-1 Core i3
Intel Core i3-1005G1
157 Points +73%
Dell Latitude 3400
Intel Core i3-8145U
154 Points +69%
HP Elite x2 1013 G3-2TT14EA
Intel Core i5-8350U
147 Points +62%
Microsoft Surface Pro 6, Core i5, 128 GB
Intel Core i5-8250U
143 Points +57%
Intel NUC8i3CYSM
Intel Core i3-8121U
133 Points +46%
Microsoft Surface Pro (2017) m3
Intel Core m3-7Y30
108 Points +19%
Average Intel Core m3-8100Y
  (91 - 121, n=4)
101.3 Points +11%
Chuwi UBook Pro
Intel Core m3-8100Y
91 Points
Chuwi AeroBook 13 inch 2019
Intel Core m3-6Y30
66 Points -27%
Microsoft Surface Go MHN-00003
Intel Pentium Gold 4415Y
65 Points -29%
Chuwi MiniBook CWI526
Intel Celeron N4100
62 Points -32%
Chuwi LapBook Plus
Intel Atom x7-E3950
41 Points -55%
Chuwi Hi10 Air
Intel Atom x5-Z8350
30 Points -67%
Chuwi HeroBook 14
Intel Atom x5-E8000
27 Points -70%
CPU Multi 64Bit
Microsoft Surface Pro 6, Core i5, 128 GB
Intel Core i5-8250U
585 Points +273%
HP Elite x2 1013 G3-2TT14EA
Intel Core i5-8350U
517 Points +229%
Dell XPS 13 7390 2-in-1 Core i3
Intel Core i3-1005G1
406 Points +159%
Dell Latitude 3400
Intel Core i3-8145U
350 Points +123%
Intel NUC8i3CYSM
Intel Core i3-8121U
317.6 (304.79min - 319.39max) Points +102%
Microsoft Surface Pro (2017) m3
Intel Core m3-7Y30
258 Points +64%
Chuwi MiniBook CWI526
Intel Celeron N4100
247 Points +57%
Chuwi AeroBook 13 inch 2019
Intel Core m3-6Y30
198 Points +26%
Average Intel Core m3-8100Y
  (157 - 247, n=4)
190.8 Points +22%
Microsoft Surface Go MHN-00003
Intel Pentium Gold 4415Y
164 Points +4%
Chuwi UBook Pro
Intel Core m3-8100Y
157 Points
Chuwi LapBook Plus
Intel Atom x7-E3950
125 Points -20%
Chuwi Hi10 Air
Intel Atom x5-Z8350
97 Points -38%
Chuwi HeroBook 14
Intel Atom x5-E8000
94 Points -40%
Cinebench R11.5
CPU Single 64Bit
Dell XPS 13 7390 2-in-1 Core i3
Intel Core i3-1005G1
1.88 Points
HP Elite x2 1013 G3-2TT14EA
Intel Core i5-8350U
1.69 Points
Microsoft Surface Pro (2017) m3
Intel Core m3-7Y30
1.24 Points
Microsoft Surface Go MHN-00003
Intel Pentium Gold 4415Y
0.75 Points
Chuwi LapBook Plus
Intel Atom x7-E3950
0.51 Points
CPU Multi 64Bit
HP Elite x2 1013 G3-2TT14EA
Intel Core i5-8350U
5.48 Points
Dell XPS 13 7390 2-in-1 Core i3
Intel Core i3-1005G1
4.58 Points
Microsoft Surface Pro (2017) m3
Intel Core m3-7Y30
2.85 Points
Microsoft Surface Go MHN-00003
Intel Pentium Gold 4415Y
1.8 Points
Chuwi LapBook Plus
Intel Atom x7-E3950
1.61 Points
Cinebench R10
Rendering Multiple CPUs 32Bit
HP Elite x2 1013 G3-2TT14EA
Intel Core i5-8350U
16222 Points
Dell XPS 13 7390 2-in-1 Core i3
Intel Core i3-1005G1
14323 Points
Dell Latitude 3400
Intel Core i3-8145U
11790 Points
Microsoft Surface Pro (2017) m3
Intel Core m3-7Y30
8846 Points
Average Intel Core m3-8100Y
  ()
6055 Points
Microsoft Surface Go MHN-00003
Intel Pentium Gold 4415Y
5586 Points
Chuwi LapBook Plus
Intel Atom x7-E3950
3769 Points
Chuwi HeroBook 14
Intel Atom x5-E8000
3219 Points
Rendering Single 32Bit
Dell XPS 13 7390 2-in-1 Core i3
Intel Core i3-1005G1
6573 Points
Dell Latitude 3400
Intel Core i3-8145U
5925 Points
HP Elite x2 1013 G3-2TT14EA
Intel Core i5-8350U
5769 Points
Microsoft Surface Pro (2017) m3
Intel Core m3-7Y30
4071 Points
Average Intel Core m3-8100Y
  ()
3850 Points
Microsoft Surface Go MHN-00003
Intel Pentium Gold 4415Y
2521 Points
Chuwi LapBook Plus
Intel Atom x7-E3950
1304 Points
Chuwi HeroBook 14
Intel Atom x5-E8000
910 Points
wPrime 2.10 - 1024m
Chuwi HeroBook 14
Intel Atom x5-E8000
1168 s *
Microsoft Surface Go MHN-00003
Intel Pentium Gold 4415Y
982 s *
Chuwi LapBook Plus
Intel Atom x7-E3950
949 s *
Average Intel Core m3-8100Y
  ()
906 s *
Dell XPS 13 7390 2-in-1 Core i3
Intel Core i3-1005G1
439.8 s *

* ... smaller is better

Cinebench R15 CPU Single 64Bit
91 Points
Cinebench R15 CPU Multi 64Bit
157 Points
Cinebench R15 OpenGL 64Bit
22.54 fps
Cinebench R15 Ref. Match 64Bit
97.8 %
Help

System Performance

PCMark 10 reveals the weakest link of the UBook Pro: the integrated GPU. Its Digital Content Creation score is 50 percent lower than the already slow UHD Graphics 620. This is not the system to use for even the lightest of video editing or image editing. We otherwise experienced no software issues during our time with the unit.

PCMark 8 Home Accelerated
PCMark 8 Home Accelerated
PCMark 8 Work Accelerated
PCMark 8 Work Accelerated
PCMark 10
PCMark 10
PCMark 10
Score
Dell Latitude 7200
UHD Graphics 620, i5-8365U, WDC PC SN520 SDAPNUW-512G
3782 Points +62%
HP Elite x2 1013 G3-2TT14EA
UHD Graphics 620, i5-8350U, Samsung PM961 MZVLW256HEHP
3559 Points +52%
Lenovo Miix 520-12IKB 81CG
UHD Graphics 620, i5-8250U, Samsung PM961 MZVLW256HEHP
3295 Points +41%
Microsoft Surface Pro 6, Core i5, 128 GB
UHD Graphics 620, i5-8250U, Toshiba KBG30ZPZ128G
3076 Points +31%
Chuwi UBook Pro
UHD Graphics 615, m3-8100Y, Netac SSD 256GB
2341 Points
Essentials
Dell Latitude 7200
UHD Graphics 620, i5-8365U, WDC PC SN520 SDAPNUW-512G
8119 Points +41%
HP Elite x2 1013 G3-2TT14EA
UHD Graphics 620, i5-8350U, Samsung PM961 MZVLW256HEHP
7919 Points +38%
Microsoft Surface Pro 6, Core i5, 128 GB
UHD Graphics 620, i5-8250U, Toshiba KBG30ZPZ128G
6714 Points +17%
Lenovo Miix 520-12IKB 81CG
UHD Graphics 620, i5-8250U, Samsung PM961 MZVLW256HEHP
5878 Points +2%
Chuwi UBook Pro
UHD Graphics 615, m3-8100Y, Netac SSD 256GB
5749 Points
Productivity
Dell Latitude 7200
UHD Graphics 620, i5-8365U, WDC PC SN520 SDAPNUW-512G
6326 Points +41%
Lenovo Miix 520-12IKB 81CG
UHD Graphics 620, i5-8250U, Samsung PM961 MZVLW256HEHP
5867 Points +31%
HP Elite x2 1013 G3-2TT14EA
UHD Graphics 620, i5-8350U, Samsung PM961 MZVLW256HEHP
5698 Points +27%
Microsoft Surface Pro 6, Core i5, 128 GB
UHD Graphics 620, i5-8250U, Toshiba KBG30ZPZ128G
4520 Points +1%
Chuwi UBook Pro
UHD Graphics 615, m3-8100Y, Netac SSD 256GB
4480 Points
Digital Content Creation
Dell Latitude 7200
UHD Graphics 620, i5-8365U, WDC PC SN520 SDAPNUW-512G
2859 Points +111%
Lenovo Miix 520-12IKB 81CG
UHD Graphics 620, i5-8250U, Samsung PM961 MZVLW256HEHP
2816 Points +108%
HP Elite x2 1013 G3-2TT14EA
UHD Graphics 620, i5-8350U, Samsung PM961 MZVLW256HEHP
2714 Points +101%
Microsoft Surface Pro 6, Core i5, 128 GB
UHD Graphics 620, i5-8250U, Toshiba KBG30ZPZ128G
2604 Points +93%
Chuwi UBook Pro
UHD Graphics 615, m3-8100Y, Netac SSD 256GB
1352 Points
PCMark 8
Home Score Accelerated v2
Lenovo Miix 520-12IKB 81CG
UHD Graphics 620, i5-8250U, Samsung PM961 MZVLW256HEHP
3733 Points +69%
HP Elite x2 1013 G3-2TT14EA
UHD Graphics 620, i5-8350U, Samsung PM961 MZVLW256HEHP
3413 Points +55%
Dell Latitude 7200
UHD Graphics 620, i5-8365U, WDC PC SN520 SDAPNUW-512G
3392 Points +54%
Microsoft Surface Pro 6, Core i5, 128 GB
UHD Graphics 620, i5-8250U, Toshiba KBG30ZPZ128G
3088 Points +40%
Chuwi UBook Pro
UHD Graphics 615, m3-8100Y, Netac SSD 256GB
2209 Points
Work Score Accelerated v2
Dell Latitude 7200
UHD Graphics 620, i5-8365U, WDC PC SN520 SDAPNUW-512G
4858 Points +31%
HP Elite x2 1013 G3-2TT14EA
UHD Graphics 620, i5-8350U, Samsung PM961 MZVLW256HEHP
4200 Points +14%
Microsoft Surface Pro 6, Core i5, 128 GB
UHD Graphics 620, i5-8250U, Toshiba KBG30ZPZ128G
3970 Points +7%
Chuwi UBook Pro
UHD Graphics 615, m3-8100Y, Netac SSD 256GB
3700 Points
Lenovo Miix 520-12IKB 81CG
UHD Graphics 620, i5-8250U, Samsung PM961 MZVLW256HEHP
2699 Points -27%
PCMark 8 Home Score Accelerated v2
2209 points
PCMark 8 Work Score Accelerated v2
3700 points
PCMark 10 Score
2341 points
Help

Storage Devices

The 256 GB Netac SSD appears to operate at speeds slower than most SATA III SSDs likely to keep costs low. AS SSD reports average sequential read and write rates of only 247 MB/s and 147 MB/s, respectively, compared to ~550 MB/s on inexpensive SATA III SSDs. Pricier tablets tend to ship with even faster NVMe drives.

CDM 5.5
CDM 5.5
AS SSD
AS SSD
Chuwi UBook Pro
Netac SSD 256GB
Microsoft Surface Pro 6, Core i5, 128 GB
Toshiba KBG30ZPZ128G
Lenovo Miix 520-12IKB 81CG
Samsung PM961 MZVLW256HEHP
Dell Latitude 7200
WDC PC SN520 SDAPNUW-512G
HP Elite x2 1013 G3-2TT14EA
Samsung PM961 MZVLW256HEHP
AS SSD
-21%
206%
344%
232%
Seq Read
246.8
1114
351%
1523
517%
1294
424%
2062
735%
Seq Write
147.2
340
131%
1182
703%
856
482%
832
465%
4K Read
21.63
40.46
87%
48.69
125%
42.52
97%
41.45
92%
4K Write
71.1
80.6
13%
107.9
52%
141
98%
91.1
28%
4K-64 Read
166.3
277.9
67%
999
501%
983
491%
669
302%
4K-64 Write
171
129.3
-24%
345.5
102%
1183
592%
596
249%
Access Time Read *
0.084
0.913
-987%
0.49
-483%
0.057
32%
0.063
25%
Access Time Write *
0.374
0.301
20%
0.33
12%
0.026
93%
0.041
89%
Score Read
213
430
102%
1200
463%
1155
442%
917
331%
Score Write
257
244
-5%
572
123%
1410
449%
770
200%
Score Total
582
870
49%
2378
309%
3142
440%
2105
262%
Copy ISO MB/s
233.9
128.1
-45%
659
182%
1387
493%
761
225%
Copy Program MB/s
101.1
94
-7%
310.4
207%
449.5
345%
237.3
135%
Copy Game MB/s
243.6
124.4
-49%
410.8
69%
1059
335%
512
110%

* ... smaller is better

Netac SSD 256GB
Sequential Read: 246.8MB/s
Sequential Write: 147.2MB/s
4K Read: 21.63MB/s
4K Write: 71.1MB/s
4K-64 Read: 166.3MB/s
4K-64 Write: 171MB/s
Access Time Read: 0.084ms
Access Time Write: 0.374ms
Copy ISO: 233.9MB/s
Copy Program: 101.1MB/s
Copy Game: 243.6MB/s
Score Read: 213Points
Score Write: 257Points
Score Total: 582Points

GPU Performance

The UHD Graphics 615 is designed for light office tasks and video playback as anything more demanding will chug the system. Attempting to multi-task during 4K playback, for example, will cause frames to drop like no tomorrow.

See our dedicated page on the UHD Graphics 615 for more technical information and benchmarks.

3DMark 11
3DMark 11
Cloud Gate
Cloud Gate
Fire Strike
Fire Strike
3DMark - 1280x720 Cloud Gate Standard Graphics
Intel NUC8i3CYSM
AMD Radeon RX 540, i3-8121U
18704 Points +314%
Dell XPS 13 7390 2-in-1 Core i3
Intel UHD Graphics G1 (Ice Lake 32 EU), i3-1005G1
10966 Points +143%
Microsoft Surface Pro 6, Core i5, 128 GB
Intel UHD Graphics 620, i5-8250U
9769 Points +116%
Dell Latitude 7200
Intel UHD Graphics 620, i5-8365U
9128 Points +102%
Lenovo Miix 520-12IKB 81CG
Intel UHD Graphics 620, i5-8250U
8631 Points +91%
HP Elite x2 1013 G3-2TT14EA
Intel UHD Graphics 620, i5-8350U
8330 Points +84%
Dell Latitude 3400
Intel UHD Graphics 620, i3-8145U
7496 Points +66%
Microsoft Surface Go MHN-00003
Intel UHD Graphics 615, Pentium 4415Y
6602 Points +46%
Average Intel UHD Graphics 615
  (4521 - 7568, n=10)
6316 Points +40%
Microsoft Surface Pro (2017) m3
Intel HD Graphics 615, m3-7Y30
6096 Points +35%
Chuwi AeroBook 13 inch 2019
Intel HD Graphics 515, 6Y30
5424 Points +20%
Chuwi UBook Pro
Intel UHD Graphics 615, m3-8100Y
4521 Points
Chuwi LapBook Plus
Intel HD Graphics 505, x7-E3950
3997 Points -12%
Chuwi MiniBook CWI526
Intel UHD Graphics 600, Celeron N4100
3746 Points -17%
Chuwi HeroBook 14
Intel HD Graphics 400 (Braswell), E8000
1594 Points -65%
3DMark 11
1280x720 Performance GPU
Intel NUC8i3CYSM
AMD Radeon RX 540, i3-8121U
4458 Points +443%
Dell XPS 13 7390 2-in-1 Core i3
Intel UHD Graphics G1 (Ice Lake 32 EU), i3-1005G1
2133 Points +160%
Microsoft Surface Pro 6, Core i5, 128 GB
Intel UHD Graphics 620, i5-8250U
1881 Points +129%
Dell Latitude 7200
Intel UHD Graphics 620, i5-8365U
1802 Points +119%
HP Elite x2 1013 G3-2TT14EA
Intel UHD Graphics 620, i5-8350U
1660 Points +102%
Lenovo Miix 520-12IKB 81CG
Intel UHD Graphics 620, i5-8250U
1617 Points +97%
Dell Latitude 3400
Intel UHD Graphics 620, i3-8145U
1461 Points +78%
Microsoft Surface Go MHN-00003
Intel UHD Graphics 615, Pentium 4415Y
1257 Points +53%
Microsoft Surface Pro (2017) m3
Intel HD Graphics 615, m3-7Y30
1251 Points +52%
Average Intel UHD Graphics 615
  (821 - 1378, n=10)
1175 Points +43%
Chuwi AeroBook 13 inch 2019
Intel HD Graphics 515, 6Y30
1041 Points +27%
Chuwi UBook Pro
Intel UHD Graphics 615, m3-8100Y
821 Points
Chuwi LapBook Plus
Intel HD Graphics 505, x7-E3950
765 Points -7%
Chuwi MiniBook CWI526
Intel UHD Graphics 600, Celeron N4100
638 Points -22%
Chuwi Hi10 Air
Intel HD Graphics (Cherry Trail), Z8350
278 Points -66%
Chuwi HeroBook 14
Intel HD Graphics 400 (Braswell), E8000
247 Points -70%
1280x720 Performance Combined
Intel NUC8i3CYSM
AMD Radeon RX 540, i3-8121U
4334 Points +490%
Dell XPS 13 7390 2-in-1 Core i3
Intel UHD Graphics G1 (Ice Lake 32 EU), i3-1005G1
2375 Points +224%
Dell Latitude 7200
Intel UHD Graphics 620, i5-8365U
1580 Points +115%
HP Elite x2 1013 G3-2TT14EA
Intel UHD Graphics 620, i5-8350U
1571 Points +114%
Microsoft Surface Pro 6, Core i5, 128 GB
Intel UHD Graphics 620, i5-8250U
1509 Points +106%
Lenovo Miix 520-12IKB 81CG
Intel UHD Graphics 620, i5-8250U
1488 Points +103%
Dell Latitude 3400
Intel UHD Graphics 620, i3-8145U
1301 Points +77%
Microsoft Surface Pro (2017) m3
Intel HD Graphics 615, m3-7Y30
1239 Points +69%
Microsoft Surface Go MHN-00003
Intel UHD Graphics 615, Pentium 4415Y
1134 Points +54%
Average Intel UHD Graphics 615
  (734 - 1294, n=10)
1039 Points +42%
Chuwi AeroBook 13 inch 2019
Intel HD Graphics 515, 6Y30
866 Points +18%
Chuwi MiniBook CWI526
Intel UHD Graphics 600, Celeron N4100
791 Points +8%
Chuwi LapBook Plus
Intel HD Graphics 505, x7-E3950
754 Points +3%
Chuwi UBook Pro
Intel UHD Graphics 615, m3-8100Y
734 Points
Chuwi HeroBook 14
Intel HD Graphics 400 (Braswell), E8000
319 Points -57%
Chuwi Hi10 Air
Intel HD Graphics (Cherry Trail), Z8350
318 Points -57%
3DMark 11 Performance
893 points
3DMark Cloud Gate Standard Score
3490 points
3DMark Fire Strike Score
509 points
Help
BioShock Infinite - 1280x720 Very Low Preset
Dell XPS 13 7390 2-in-1 Core i3
Intel Core i3-1005G1, Intel UHD Graphics G1 (Ice Lake 32 EU)
82.6 fps +200%
Microsoft Surface Pro 6, Core i5, 128 GB
Intel Core i5-8250U, Intel UHD Graphics 620
70.2 fps +155%
Dell Latitude 7200
Intel Core i5-8365U, Intel UHD Graphics 620
67.6 fps +146%
HP Elite x2 1013 G3-2TT14EA
Intel Core i5-8350U, Intel UHD Graphics 620
60.6 fps +120%
Lenovo Miix 520-12IKB 81CG
Intel Core i5-8250U, Intel UHD Graphics 620
54.3 fps +97%
Dell Latitude 3400
Intel Core i3-8145U, Intel UHD Graphics 620
44.6 fps +62%
Microsoft Surface Pro (2017) m3
Intel Core m3-7Y30, Intel HD Graphics 615
42.6 fps +55%
Average Intel UHD Graphics 615
  (27.5 - 50.2, n=8)
39.5 fps +44%
Microsoft Surface Go MHN-00003
Intel Pentium Gold 4415Y, Intel UHD Graphics 615
38.3 fps +39%
Chuwi AeroBook 13 inch 2019
Intel Core m3-6Y30, Intel HD Graphics 515
32 fps +16%
Chuwi MiniBook CWI526
Intel Celeron N4100, Intel UHD Graphics 600
28.3 fps +3%
Chuwi UBook Pro
Intel Core m3-8100Y, Intel UHD Graphics 615
27.5 fps
low med. high ultra
BioShock Infinite (2013) 27.5 15.8 13.3 4.4

Emissions

Temperature

AC adapter under load
AC adapter under load

Surface temperatures are warmest toward the top left corner where the CPU is located. We're able to record a high of 38 C when subjected to prolonged processing stress to be cooler than what we recorded on the Surface Go.

Max. Load
 25 °C
77 F
28 °C
82 F
37.6 °C
100 F
 
 25 °C
77 F
29.2 °C
85 F
34.8 °C
95 F
 
 25.4 °C
78 F
27.8 °C
82 F
30.6 °C
87 F
 
Maximum: 37.6 °C = 100 F
Average: 29.3 °C = 85 F
38.6 °C
101 F
30 °C
86 F
25.6 °C
78 F
35 °C
95 F
29.4 °C
85 F
25.6 °C
78 F
30.4 °C
87 F
28.2 °C
83 F
25.6 °C
78 F
Maximum: 38.6 °C = 101 F
Average: 29.8 °C = 86 F
Power Supply (max.)  50 °C = 122 F | Room Temperature 20 °C = 68 F | Fluke 62 Mini IR Thermometer
(+) The average temperature for the upper side under maximal load is 29.3 °C / 85 F, compared to the average of 30 °C / 86 F for the devices in the class Tablet.
(+) The maximum temperature on the upper side is 37.6 °C / 100 F, compared to the average of 33.8 °C / 93 F, ranging from 20.7 to 53.2 °C for the class Tablet.
(+) The bottom heats up to a maximum of 38.6 °C / 101 F, compared to the average of 33.3 °C / 92 F
(+) In idle usage, the average temperature for the upper side is 27.2 °C / 81 F, compared to the device average of 30 °C / 86 F.
System idle (front)
System idle (front)
System idle (back)
System idle (back)
Prime95+FurMark stress (front)
Prime95+FurMark stress (front)
Prime95+FurMark stress (back)
Prime95+FurMark stress (back)

Stress Test

We stress the system with synthetic loads to identify for any potential throttling issues. When running Prime95, the CPU will boost to 2.7 GHz for the first few seconds until core temperature hits 80 C. Thereafter, clock rates drop and stabilize at 1.4 GHz in order to maintain a cooler core temperature of 62 C.

Running on battery power will not impact performance very much. A Cloud Gate test on batteries returns Physics and Graphics scores of 1876 and 4364 points, respectively, compared to 1941 and 4521 points when on mains.

System idle
System idle
Prime95 stress
Prime95 stress
Prime95+FurMark stress
Prime95+FurMark stress
CPU Clock (GHz) GPU Clock (MHz) Average CPU Temperature (°C)
System Idle -- -- 43
Prime95 Stress 1.3 - 1.4 -- 62
Prime95 + FurMark Stress 0.4 400 65

Speakers

As with most tablets, the integrated speakers on the UBook Pro are not very loud and have poor bass reproduction. Roll-off begins at 1k Hz compared to 250 Hz or 500 Hz on most Ultrabooks. Earphones are recommended for any sort of multimedia playback.

Pink noise at maximum volume
Pink noise at maximum volume
Stereo speaker grilles located underneath the U-shaped bracket
Stereo speaker grilles located underneath the U-shaped bracket
dB(A) 0102030405060708090Deep BassMiddle BassHigh BassLower RangeMidsHigher MidsLower HighsMid HighsUpper HighsSuper Highs2039.839.52539.637.53139.136.94037.836.45035.335.7633536.18035.535.510034.234.312532.533.816032.132.520031.233.625030.836.731530.540.540030.243.850029.245.763028.749.480028.353.8100027.759.3125027.660.116002755.420002753.1250026.753.7315026.849.6400026.553.6500026.555.1630026.559.8800026.4591000026.351.21250026.448.51600026.440.4SPL39.567.8N3.621.9median 27.6median 49.6Delta1.67.535.335.132.931.831.83236.535.132.428.93328.936.328.848.32761.52752.924.860.92462.822.763.32269.521.267.82174.82075.919.472.718.97117.770.117.86917.671.817.668.117.671.417.673.717.670.417.571.617.671.617.669.617.459.717.583.630.662.51.5median 69.6median 17.84.72.4hearing rangehide median Pink NoiseChuwi UBook ProApple MacBook 12 (Early 2016) 1.1 GHz
Frequency diagram (checkboxes can be checked and unchecked to compare devices)
Chuwi UBook Pro audio analysis

(-) | not very loud speakers (67.8 dB)
Bass 100 - 315 Hz
(±) | reduced bass - on average 14.4% lower than median
(±) | linearity of bass is average (8.4% delta to prev. frequency)
Mids 400 - 2000 Hz
(±) | higher mids - on average 5.4% higher than median
(-) | mids are not linear (15.1% delta to prev. frequency)
Highs 2 - 16 kHz
(±) | higher highs - on average 5% higher than median
(-) | highs are not linear (15.2% delta to prev. frequency)
Overall 100 - 16.000 Hz
(-) | overall sound is not linear (40% difference to median)
Compared to same class
» 97% of all tested devices in this class were better, 0% similar, 3% worse
» The best had a delta of 7%, average was 23%, worst was 129%
Compared to all devices tested
» 94% of all tested devices were better, 0% similar, 6% worse
» The best had a delta of 4%, average was 25%, worst was 134%

Apple MacBook 12 (Early 2016) 1.1 GHz audio analysis

(+) | speakers can play relatively loud (83.6 dB)
Bass 100 - 315 Hz
(±) | reduced bass - on average 11.3% lower than median
(±) | linearity of bass is average (14.2% delta to prev. frequency)
Mids 400 - 2000 Hz
(+) | balanced mids - only 2.4% away from median
(+) | mids are linear (5.5% delta to prev. frequency)
Highs 2 - 16 kHz
(+) | balanced highs - only 2% away from median
(+) | highs are linear (4.5% delta to prev. frequency)
Overall 100 - 16.000 Hz
(+) | overall sound is linear (10.2% difference to median)
Compared to same class
» 5% of all tested devices in this class were better, 2% similar, 93% worse
» The best had a delta of 5%, average was 19%, worst was 53%
Compared to all devices tested
» 3% of all tested devices were better, 1% similar, 96% worse
» The best had a delta of 4%, average was 25%, worst was 134%

Energy Management

Power Consumption

Idling on desktop demands anywhere between 5.4 W and 12.5 W depending on the brightness setting. Since the display is so bright when set to maximum, the Chuwi can be more power-hungry than many of its competitors during low processing loads.

We're able to record a maximum draw of 25.9 W when the CPU is at 100 percent utilization from the small 24 W AC adapter (~8 x 4.5 x 2.5 cm). This high of a consumption is only temporary as shown by our graphs below and so the tablet can still recharge simultaneously when under high loads. It's too bad that the UBook Pro ships with a proprietary AC adapter instead of the more universal USB Type-C adapter.

Power consumption is unusually high when shut off at 1.8 W.

Minimum brightness from 0s to 10s and maximum brightness from 10s and onward. Full brightness drains an additional 6 W
Minimum brightness from 0s to 10s and maximum brightness from 10s and onward. Full brightness drains an additional 6 W
Prime95+FurMark initiated at 10s mark. Consumption jumps to 25.9 W for the first few seconds before falling to 19.8 W
Prime95+FurMark initiated at 10s mark. Consumption jumps to 25.9 W for the first few seconds before falling to 19.8 W
3DMark 06
3DMark 06
Prime95 initiated at 10s mark. Consumption behavior is similar to the above
Prime95 initiated at 10s mark. Consumption behavior is similar to the above
Power Consumption
Off / Standbydarklight 1.8 / 1.8 Watt
Idledarkmidlight 5.4 / 11.2 / 12.5 Watt
Load midlight 19.5 / 25.9 Watt
 color bar
Key: min: dark, med: mid, max: light        Metrahit Energy
Currently we use the Metrahit Energy, a professional single phase power quality and energy measurement digital multimeter, for our measurements. Find out more about it here. All of our test methods can be found here.
Chuwi UBook Pro
m3-8100Y, UHD Graphics 615, Netac SSD 256GB, IPS, 1920x1280, 12.30
Microsoft Surface Pro 6, Core i5, 128 GB
i5-8250U, UHD Graphics 620, Toshiba KBG30ZPZ128G, IPS, 2736x1834, 12.30
Lenovo Miix 520-12IKB 81CG
i5-8250U, UHD Graphics 620, Samsung PM961 MZVLW256HEHP, IPS, 1920x1200, 12.20
Dell Latitude 7200
i5-8365U, UHD Graphics 620, WDC PC SN520 SDAPNUW-512G, IPS LED, 1920x1280, 12.30
Apple iPad 7 2019
A10 Fusion, A10 Fusion GPU, 128 GB NVMe, IPS, 2160x1620, 10.20
HP Elite x2 1013 G3-2TT14EA
i5-8350U, UHD Graphics 620, Samsung PM961 MZVLW256HEHP, IPS, 3000x2000, 13.00
Power Consumption
0%
-22%
-11%
45%
-12%
Idle Minimum *
5.4
4.3
20%
5.5
-2%
3.3
39%
2.2
59%
4.9
9%
Idle Average *
11.2
8.7
22%
8.3
26%
5.8
48%
6.7
40%
8.9
21%
Idle Maximum *
12.5
9.4
25%
11.5
8%
6.5
48%
8.2
34%
11
12%
Load Average *
19.5
24.5
-26%
38.3
-96%
37
-90%
11.3
42%
32
-64%
Load Maximum *
25.9
36
-39%
37.7
-46%
51.3
-98%
12.5
52%
36
-39%

* ... smaller is better

Battery Life

Battery capacity is smaller than on the Surface Pro 6 (38 Wh vs. 45 Wh). Expect about 5.5 hours of real-world WLAN use when the display is set to 150 nits (or approximately 15 percent) to be comparable to the more powerful Lenovo Miix 520.

Recharging with the included AC adapter is very slow. A fully drained battery takes about 3 hours to recharge compared to just half that on most Ultrabooks.

Battery Runtime
WiFi Websurfing
5h 29min
Chuwi UBook Pro
m3-8100Y, UHD Graphics 615, 38 Wh
Microsoft Surface Pro 6, Core i5, 128 GB
i5-8250U, UHD Graphics 620, 45 Wh
Lenovo Miix 520-12IKB 81CG
i5-8250U, UHD Graphics 620, 38 Wh
Dell Latitude 7200
i5-8365U, UHD Graphics 620, 38 Wh
Apple iPad 7 2019
A10 Fusion, A10 Fusion GPU, 32.4 Wh
HP Elite x2 1013 G3-2TT14EA
i5-8350U, UHD Graphics 620, 50 Wh
Battery Runtime
66%
2%
27%
115%
40%
WiFi v1.3
329
545
66%
335
2%
417
27%
707
115%
459
40%
Reader / Idle
1066
739
1486
781
Load
118
66
106
196
137

Pros

+ high quality 3:2 touchscreen with ~95 percent sRGB coverage
+ wider selection of ports than most tablets
+ rigid chassis and hinge for the price
+ USB Type-C PD compatible
+ WACOM pen included
+ very bright display
+ completely silent

Cons

- display could be better calibrated out of the box
- flexible keyboard and spongy key feedback
- battery life could be better
- slow system performance
- no IR or Hello integration
- weak clickpad feedback
- slow SSD performance
- poor camera quality
- single-channel RAM
- slow recharge rate
- no WWAN options
- difficult to service
- weak speakers

Verdict

In review: Chuwi UBook Pro. Test unit provided by Chuwi
In review: Chuwi UBook Pro. Test unit provided by Chuwi

The UBook Pro outclasses the Surface Pro series in two key areas: display brightness and port options. It's both easier to see outdoors and less reliant on clunky external docking stations since it integrates more ports than any Surface tablet.

Look past these two advantages and the UBook Pro becomes a mediocre Windows tablet. Its Core m3 CPU is noticeably slower than the Core i5 or i7 SKUs of the Surface Pro and its detachable keyboard is inferior to Microsoft's version in both quality and key feedback. You'd be better off with a Surface if you intend to do a lot of typing. For very light web browsing and word processing, however, the UBook Pro will prove sufficient especially at this price range.

A Windows tablet with both a brighter display and more integrated ports than the Surface Pro for hundreds of dollars less. The big drawbacks are performance and keyboard feedback which shouldn't impact light browsing or the occasional emailing.

Chuwi UBook Pro - 11/14/2019 v7
Allen Ngo

Chassis
71 / 98 → 73%
Keyboard
52 / 80 → 65%
Pointing Device
69%
Connectivity
42 / 70 → 60%
Weight
79 / 40-88 → 80%
Battery
66%
Display
82%
Games Performance
25 / 78 → 32%
Application Performance
60 / 92 → 65%
Temperature
92%
Noise
100%
Audio
44 / 91 → 48%
Camera
23 / 85 → 26%
Average
62%
70%
Tablet - Weighted Average

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> Expert Reviews and News on Laptops, Smartphones and Tech Innovations > Reviews > Chuwi UBook Pro Tablet Review: The Microsoft Surface Pro Clone
Allen Ngo, 2019-11-14 (Update: 2019-11-14)