Dimensions
Size comparison
WatchWatch 2
| Watch | Watch 2 | Difference | |
|---|---|---|---|
| Height | 46.4 mm | 46.4 mm | = |
| Width | 46.4 mm | 38.5 mm | +7.9 mm |
| Thickness | 10.9 mm | 11.6 mm | −0.7 mm |
| Weight | 45 g | 35 g | +10 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch better than Watch 2?
- Resolution (width)454 px vs 402 px+13%
- Thickness10.9 mm vs 11.6 mm+6%
Why is Watch 2 better than Watch?
- NFC paymentsNo · Watch: Yes
- LTE (cellular)No · Watch: Yes
- Screen size1.39″ vs 1.91″+37%
- Weight45 g vs 35 g+29%
- eSIMNo · Watch: Yes
- Storage4 GB vs 8 GB2×
- Battery capacity402 mAh vs 510 mAh+27%
Specifications
Side by side
| Design & durability | ||
| Case size | 46 mm | 46 mm |
| Weight | 45 g | 35 g |
| Thickness | 10.9 mm | 11.6 mm |
| Height | 46.4 mm | 46.4 mm |
| Width | 46.4 mm | 38.5 mm |
| Case material | Stainless steel | Aluminium |
| Water resistance | 5 ATM | 5 ATM |
| Ingress protection | IP68 | — |
| Water resistance (IPx) | IPx8 | — |
| Colours | Midnight Black, Moonlight Silver, Cobalt, Harry Potter Edition | Star Blue, Platinum Black, Rose Gold |
| Display | ||
| Screen size | 1.39″ | 1.91″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Resolution (width) | 454 px | 402 px |
| Resolution (height) | 454 px | 476 px |
| Pixel density | 326 ppi | 326 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery capacity | 402 mAh | 510 mAh |
| Battery type | Li-Ion | Li-Ion |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Sensors | Accelerometer, gyro, barometer, compass, heart rate, SpO2 | Accelerometer, gyro, heart rate, compass, barometer, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, BDS | GLONASS, GALILEO, BDS |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Connectivity | ||
| NFC payments | No | Yes |
| LTE (cellular) | No | Yes |
| eSIM | No | Yes |
| Wi-Fi | — | Wi-Fi 4 |
| Bluetooth | 5 | 5 |
| Smart features | ||
| Speaker | Yes | Yes |
| Storage | 4 GB | 8 GB |
| RAM | 1 GB | 1 GB |
| Platform | ||
| Operating system | Proprietary OS | Android Wear OS - International ColorOS Watch 2.0 - China |
| Platform | Proprietary | Android |
| Chipset | — | Qualcomm Snapdragon Wear 4100 |
