Apple Watch Series 9 SS (41mm) vs Apple Watch Series 2 (38mm) Full Specs

Summary

CPU S92 Cores	CPU S22 Cores
GPU S9128 Shaders	GPU PowerVR GX6240 S232 Shaders
Memory 2GB	Memory 512MB
Storage 64GB	Storage 16GB
Display 1.69" LTPO OLED430x352 1000Nits 60Hz	Display 1.34" OLED340x272 1000Nits 60Hz
Price $699	Price $399

Highlights

Peak OPS

Peak OPS FP32 FP16

Apple Watch Series 9 SS112.6 GFLOPS FP16S9

x1.96

Apple Watch Series 257.6 GFLOPS FP16PowerVR GX6240 S2

x1

Show Top Score

System Arch

CPU

S9	S2
2 Cores 2 Threads 2.02GHz	2 Cores 2 Threads 520MHz

GPU

S9	PowerVR GX6240 S2
128 Shaders 440MHz	32 Shaders 450MHz
Shared Memory	Shared Memory
Peak·FP32·FP16 112.6 GFLOPSFP16	Peak·FP32·FP16 57.6 GFLOPSFP16

Memory

2GB

512MB

Storage

64GB

16GB

Display

1.69" LTPO OLED430x352 1000Nits 60Hz Size Res 1.7"	1.34" OLED340x272 1000Nits 60Hz Size Res 1.3"
Panel & HDR LTPO OLED	Panel & HDR OLED
Brightness 1000 nits 2000 nits Peak	Brightness 1000 nits Peak
Refresh & VRR 60Hz Variable Refresh	Refresh & VRR 60Hz
Resolution 430x352 151.4K Pixels 329 ppi	Resolution 340x272 92.5K Pixels 325 ppi
Backlight & Contrast 151.4K zones 1M:1 contrast	Backlight & Contrast 92.5K zones 1M:1 contrast
Viewing Angles 178° H 178° V	Viewing Angles 178° H 178° V
Color Depth 8-bit	Color Depth 8-bit
Coating & Lamination Fully Laminated	Coating & Lamination Fully Laminated
Touchscreen Yes	Touchscreen Yes

Battery

Up to 18 hours	Up to 18 hours
Charge Time 0-80%: 45 min	Charge Time -
1.09Wh 282mAh 3.85V Lithium-Ion	1.03Wh 273mAh 3.77V Lithium-Ion

Connectivity

Wi-Fi 4E Bluetooth 5.3

Wi-Fi 4 Bluetooth 4.0

Cellular

Sensors

Motion Accelerometer Gyroscope	Motion Accelerometer Gyroscope
Health Optical Heart (PPG) Electrical Heart (ECG) Blood Oxygen (SpO2) Skin Temperature	Health Optical Heart (PPG) - - -
Utility Proximity Ambient Light (ALS)	Utility Proximity Ambient Light (ALS)
Communication NFC Ultra-Wideband Chip	Communication NFC -
Location GPS GLONASS Galileo QZSS Beidou Compass	Location GPS GLONASS Galileo QZSS Beidou -

Power

-	Charger 5W USB-A
Output -	Output 5W 5.00V 1.00A
Input -	Input 0.15A
Protocol & Port -	Protocol & Port USB-A
USB-PD -	USB-PD 1.00A 5V (5W)

Audio

Speakers 1	Speakers 1
Microphones 1	Microphones 1

OS

Launch OS iOS 10	Launch OS iOS 3
Latest OS -	Latest OS iOS 6

Enclosure

Build Material Stainless Steel, Sapphire	Build Material Aluminum, Glass
Height 41mm (1.61") Width 35mm (1.38") Depth 10.7mm (0.42")	Height 38.6mm (1.52") Width 33.3mm (1.31") Depth 11.4mm (0.45")
Weight 42g	Weight 30g
Volume 0.015L	Volume 0.015L

Info

Release Date 2023-09-12	Release Date 2016-09-16
Warranty 1 year	Warranty 1 year
Description 41mm	Description 38mm

Images