vs
4.5Display7.5
5.0Health tracking5.0
3.9Smart features9.6
Dimensions
Size comparison
Watch 3 ProWatch 3
| Watch 3 Pro | Watch 3 | Difference | |
|---|---|---|---|
| Height | 45 mm | 46.1 mm | −1.1 mm |
| Width | 36.8 mm | 46.1 mm | −9.3 mm |
| Thickness | 11.7 mm | 13.8 mm | −2.1 mm |
| Weight | 41 g | 36 g | +5 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch 3 Pro better than Watch 3?
- Screen size1.78″ vs 1.43″+24%
- Thickness11.7 mm vs 13.8 mm+18%
Why is Watch 3 better than Watch 3 Pro?
- NFC paymentsNo · Watch 3 Pro: Yes
- LTE (cellular)No · Watch 3 Pro: Yes
- eSIMNo · Watch 3 Pro: Yes
- Weight40.7 g vs 36 g+13%
- Battery capacity345 mAh vs 505 mAh+46%
- Resolution (width)364 px vs 466 px+28%
Specifications
Side by side
| Design & durability | ||
| Case size | 45 mm | 46 mm |
| Weight | 40.7 g | 36 g |
| Thickness | 11.7 mm | 13.8 mm |
| Height | 45 mm | 46.1 mm |
| Width | 36.8 mm | 46.1 mm |
| Case material | Plastic / polymer | — |
| Water resistance | — | 5 ATM |
| Colours | Black, Gray | Black, Silver |
| Display | ||
| Screen size | 1.78″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Resolution (width) | 364 px | 466 px |
| Resolution (height) | 448 px | 466 px |
| Pixel density | 325 ppi | 326 ppi |
| Peak brightness | 500 nits | — |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery capacity | 345 mAh | 505 mAh |
| Battery type | Li-Ion | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | — | Yes |
| Sensors | Accelerometer, heart rate, SpO2 | Accelerometer, gyro, heart rate, barometer, compass, altimeter, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | — | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | — | Yes |
| Compass | — | Yes |
| Connectivity | ||
| NFC payments | No | Yes |
| LTE (cellular) | No | Yes |
| eSIM | No | Yes |
| Bluetooth | 5.3 | 5.2 |
| Smart features | ||
| Speaker | Yes | Yes |
| Storage | — | 4 GB |
| RAM | — | 0.1 GB |
| Platform | ||
| Operating system | Proprietary OS | Blue OS |
| Platform | Proprietary | Proprietary |
