vs
4.6Display7.5
5.0Health tracking9.6
4.7Sports & outdoor4.7
9.8Smart features6.5
3.3Build & durability6.7
Dimensions
Size comparison
Watch 2 ProWatch S2
| Watch 2 Pro | Watch S2 | Difference | |
|---|---|---|---|
| Height | 47.6 mm | 46 mm | +1.6 mm |
| Width | 45.9 mm | 46 mm | −0.1 mm |
| Thickness | 11.8 mm | 10.7 mm | +1.1 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch 2 Pro better than Watch S2?
- LTE (cellular)Yes · Watch S2: No
- eSIMYes · Watch S2: No
Why is Watch S2 better than Watch 2 Pro?
- Thickness11.8 mm vs 10.7 mm+10%
Specifications
Side by side
| Design & durability | ||
| Case size | 48 mm | 46 mm |
| Weight | 54.5 g | — |
| Thickness | 11.8 mm | 10.7 mm |
| Height | 47.6 mm | 46 mm |
| Width | 45.9 mm | 46 mm |
| Case material | Stainless steel | Stainless steel |
| Sapphire crystal | — | Yes |
| Strap material | Kautschuk | — |
| Water resistance | 5 ATM | 5 ATM |
| Colours | Black, Silver | Black, Silver, Light Gold |
| Display | ||
| Screen size | 1.43″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | Yes | — |
| Resolution (width) | 466 px | 466 px |
| Resolution (height) | 466 px | 466 px |
| Pixel density | 326 ppi | 326 ppi |
| Peak brightness | 600 nits | — |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery capacity | 495 mAh | 500 mAh |
| Battery type | Li-Po | Li-Po |
| Wireless charging | — | Yes |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Skin temperature | — | Yes |
| Temperature sensor | — | Yes |
| Sleep tracking | Yes | — |
| Sensors | Accelerometer, gyro, compass, barometer, heart rate, SpO2 | Accelerometer, gyro, compass, barometer, heart rate, SpO2, thermometer (skin temperature), body composition (BMI) |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | Yes | No |
| eSIM | Yes | No |
| Wi-Fi | Wi-Fi 5 | — |
| Bluetooth | 5.2 | 5.2 |
| Smart features | ||
| Speaker | Yes | Yes |
| Storage | 32 GB | — |
| RAM | 2 GB | — |
| Platform | ||
| Operating system | Android Wear OS 3.5 | Proprietary OS |
| Platform | Android | Proprietary |
| Works with | iOS, Android | — |
| Chipset | Qualcomm Snapdragon W5+ Gen 1 | — |
