Apple Watch Series 4 SS (44mm) vs Sense (40mm) Full Specs
CPU S42 Cores | CPU - |
GPU S464 Shaders | GPU - |
Memory 1GB | Memory - |
Storage 16GB | Storage 4GB |
Display 1.78" LTPO OLED448x368 1000Nits 60Hz Touch Glossy | Display 1.58" AMOLED336x336 Nits 60Hz Touch Glossy |
Price $749 | Price $200 |
S4 | |
2 Cores 2 Threads 1.59GHz |
S4 | |
64 Shaders 562MHz | |
1GB | - |
16GB | 4GB |
1.78" LTPO OLED448x368 1000Nits 60Hz Touch Glossy | 1.58" AMOLED336x336 Nits 60Hz Touch Glossy |
Panel & HDR LTPO OLED | Panel & HDR AMOLED |
Brightness 1000 nits Peak | Brightness - |
Refresh & VRR 60Hz
Variable Refresh | Refresh & VRR 60Hz |
Resolution 448x368
164.9K Pixels
326 ppi | Resolution 336x336
112.9K Pixels
301 ppi |
Backlight & Contrast 164.9K zones
1M:1 contrast | Backlight & Contrast 112.9K zones |
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 |
Up to 18 hours | Up to 144 hours |
1.13Wh 292mAh 3.87V Lithium-Ion | 1.02Wh 264mAh 3.86V Lithium-Ion |
Wi-Fi 4 Bluetooth 5.0 | Wi-Fi 4 Bluetooth 5.0 |
Motion Accelerometer Gyroscope | Motion Accelerometer Gyroscope |
Health Optical Heart (PPG) Electrical Heart (ECG) - - | Health Optical Heart (PPG) Electrical Heart (ECG) Blood Oxygen (SpO2) Skin Temperature |
Utility Proximity Ambient Light (ALS) | Utility - Ambient Light (ALS) |
Communication NFC | Communication NFC |
Location GPS GLONASS Galileo QZSS Beidou | Location GPS - - - - |
Charger 5W USB-A | - |
Output 5W
5.00V
1.00A | Output - |
Input 0.15A | Input - |
Protocol & Port USB-A | Protocol & Port - |
USB-PD 1.00A 5V (5W) | USB-PD - |
Speakers 1 | Speakers 1 |
Microphones 1 | Microphones 1 |
Launch OS iOS 5 | Launch OS Android |
Build Material Stainless Steel, Sapphire | Build Material Aluminum, Glass |
Height 44 mm (1.73")Width 38 mm (1.5")Depth 10.7 mm (0.42") | Height 40.5 mm (1.59")Width 40.5 mm (1.59")Depth 12.4 mm (0.49") |
Weight 0.05 kg | Weight 0.04 kg |
Volume 0.018 L | Volume 0.02 L |
Release Date 2018-09-21 | Release Date 2020-09-01 |
Warranty 1 year | Warranty 1 year |
Description 44mm | Description 40mm |