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Xiaomi Redmi K40

Specifications

Xiaomi Redmi K40
Xiaomi Redmi K40 (Redmi K40 Series)
Processor
Qualcomm Snapdragon 870 5G 8 x 2.4 - 3.2 GHz, Cortex-A77 / A55 (Kryo 585)
Graphics adapter
Memory
8 GB 
Display
6.67 inch 20:9, 2400 x 1080 pixel 395 PPI, Capacitive, Super AMOLED, Corning Gorilla Glass 5, glossy: yes, HDR, 120 Hz
Storage
128GB / 256GB
Connections
USB-C Power Delivery (PD), 1 Infrared, 1 Fingerprint Reader, NFC, Sensors: Accelerometer, gyro, proximity, compass, color spectrum
Networking
802.11 a/b/g/n/ac/ax (a/b/g/n = Wi-Fi 4/ac = Wi-Fi 5/ax = Wi-Fi 6/), Bluetooth 5.1, GSM, CDMA, UMTS, LTE, 5G, Dual SIM, GPS
Size
height x width x depth (in mm): 7.8 x 163.7 x 76.4 ( = 0.31 x 6.44 x 3.01 in)
Battery
4520 mAh Lithium-Polymer
Operating System
Android 11
Camera
Primary Camera: 48 MPix Triple: 48MP (f/1.8, 26mm, 1/2", 0.8µm) + 8MP (f/2.2) + 5MP (f/2.4, 50mm, 1/5.0", 1.12µm)
Secondary Camera: 20 MPix f/2.5, 1/3.4", 0.8µm
Additional features
Keyboard: Virtual
Weight
196 g ( = 6.91 oz / 0.43 pounds) ( = 0 oz / 0 pounds)
Price
460 Euro

 

Price comparison

Reviews for the Xiaomi Redmi K40

Xiaomi Redmi K40 Gaming Audio review: Loud and artifact-free
Source: DxOMark English
Those looking for an adept tool for recording in a variety of situations would be wise to look elsewhere. In playback, the Xiaomi Redmi K40 Gaming will please gamers looking for loud volume, decent spatial attributes, and good performance on dynamics sub-attributes like attack and punch.
Single Review, online available, Long, Date: 09/22/2021
Redmi K40 Series Review: Would Be Affordable Flagship Phone of 2021
Source: Igeekphone English
Therefore, for the K40 series of the “full series of rising cups”, I think it can be regarded as an attempt by Redmi to develop upwards. Perhaps in the future, we can see that Redmi will have more “lifting cups” products and continue to consolidate and improve itself in the industry’s market and position. There is no doubt that the K40 series can and must make a good start for Redmi’s new 10-year road.
Single Review, online available, Very Long, Date: 03/03/2021

Comment

Qualcomm Adreno 650: Graphics chip for smartphones and tablets that is integrated within the Qualcomm Snapdragon 865 SoC. Qualcomm claims that it is 25% faster than the Adreno 640 in the Snapdragon 855 SoC and offers 50% more compute units (ALUs). For Android it should be one of the fastest graphics cards in 2020.

Modern games should be playable with these graphics cards at low settings and resolutions. Casual gamers may be happy with these cards.

» Further information can be found in our Comparison of Mobile Graphics Cards and the corresponding Benchmark List.


SD 870: High-end SoC for smartphones that was introduced in mid 2020 and manufactured in 7 nm at TSMC (improved N7P). Integrates one Prime Core based on a ARM Cortex-A77 architecture clocked at up to 3.2 GHz. Three more performance cores are also based on the A77 but clock up to 2.42 GHz. Furthermore, four energy saving cores are integrated that are based on the ARM Cortex-A55 architecture and clock at up to 1.8 GHz.» Further information can be found in our Comparison of Mobile Processsors.


6.67":

It is a small display format for smartphones. You shouldn't be severely defective in vision, and you won't see much detail on the screen and only have a small resolution available. For that, the device should be small and handy, easy to transport.

» To find out how fine a display is, see our DPI List.


Xiaomi:

Founded in 2010, Xiaomi Corporation is a Chinese multinational electronics company and produces consumer electronics and related products, including smartphones, televisions, fitness bands, power banks, headphones, smart devices and accessories. Xiaomi offers its products under the Mi, Redmi and POCO brands.


» Further information can be found in our Notebook Purchase Guide.

 

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Current Prices
Stefan Hinum (Update: 2021-04-24)