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Apple S7 vs Apple S5 vs Apple S8

Apple S7

► remove from comparison Apple S7

The Apple S7 is a 64-Bit dual core processor for the Apple Watch Series 7. It integrates a GPU, 32 GB flash memory, Bluetooth 5.0, 1 GB RAM, 802.11 b/g/n 2.4 and 5 GHz WiFi and satellite positioning (GPS, GLONASS, Galileo, QZSS). According to Apple the SiP has two CPU cores based on the Apple A13 and offers 20% more performance than the old Apple S5 in the Watch Series 5. It looks like the S7 is technically identical with the Apple S6 (sama model number of t8301).

Apple S5

► remove from comparison Apple S5

The Apple S5 is a 64-Bit dual core processor for the Apple Watch Series 5 (40 and 44mm). It integrates a GPU, 32 GB flash memory, Bluetooth 5.0, 1 GB RAM, 802.11 b/g/n 2.4 GHz WiFi and satellite positioning (GPS, GLONASS, Galileo, QZSS).

Apple S8

► remove from comparison Apple S8

The Apple S8 is a 64-Bit dual core processor for the Apple Watch Series 8. It integrates a GPU, 32 GB flash memory, Bluetooth 5.0, 1 GB RAM, 802.11 b/g/n 2.4 and 5 GHz WiFi and satellite positioning (GPS, GLONASS, Galileo, QZSS). According to Apple the SiP has two CPU cores based on the Apple A13 and offers 20% more performance than the old Apple S5 in the Watch Series 5. It looks like the S8 is technically identical with the Apple S6 and S7 (same model number of t8301).

ModelApple S7Apple S5Apple S8
CodenameThunderThunder
Clock1800 MHz1800 MHz
Cores / Threads2 / 22 / 22 / 2
Announced
Technology7 nm
ArchitectureARM

Benchmarks

Mozilla Kraken 1.1 - Kraken 1.1 Total Score *
100%
1 S7 +
85527 ms (100%)
120%
1 S8 +
71340 ms (83%)
Sunspider - Sunspider 1.0 Total Score *
100%
S7 +
1785 ms (20%)
88%
S5 +
min: 2014     avg: 2022     median: 2022 (22%)     max: 2030 ms
96%
S8 +
1867 ms (20%)
Octane V2 - Octane V2 Total Score
100%
1 S7 +
810 Points (1%)
103%
1 S8 +
838 Points (1%)

Average Benchmarks Apple S7 → 100% n=1

Average Benchmarks Apple S5 → 88% n=1

Average Benchmarks Apple S8 → 96% n=1

- Range of benchmark values for this graphics card
red legend - Average benchmark values for this graphics card
* Smaller numbers mean a higher performance
1 This benchmark is not used for the average calculation

v1.33
log 23. 20:56:48

#0 ran 0s before starting gpusingle class +0s ... 0s

#1 checking url part for id 13849 +0s ... 0s

#2 checking url part for id 11530 +0s ... 0s

#3 checking url part for id 14620 +0s ... 0s

#4 redirected to Ajax server, took 1755975408s time from redirect:0 +0s ... 0s

#5 did not recreate cache, as it is less than 5 days old! Created at Fri, 22 Aug 2025 05:18:47 +0200 +0s ... 0s

#6 composed specs +0.004s ... 0.005s

#7 did output specs +0s ... 0.005s

#8 getting avg benchmarks for device 13849 +0.001s ... 0.005s

#9 got single benchmarks 13849 +0.003s ... 0.008s

#10 getting avg benchmarks for device 11530 +0.001s ... 0.009s

#11 got single benchmarks 11530 +0.003s ... 0.012s

#12 getting avg benchmarks for device 14620 +0s ... 0.013s

#13 got single benchmarks 14620 +0.003s ... 0.016s

#14 got avg benchmarks for devices +0s ... 0.016s

#15 min, max, avg, median took s +0.003s ... 0.019s

#16 return log +0s ... 0.019s

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> Expert Reviews and News on Laptops, Smartphones and Tech Innovations > Benchmarks / Tech > Processor Comparison - Head 2 Head
Redaktion, 2017-09- 8 (Update: 2023-07- 1)