vs
9.4Display8.1
5.0Health tracking5.0
8.0Sports & outdoor4.7
9.6Smart features9.6
6.0Build & durability5.5
Dimensions
Size comparison
Watch 3 ProWatch S4 Sport
| Watch 3 Pro | Watch S4 Sport | Difference | |
|---|---|---|---|
| Height | 50.4 mm | 46.9 mm | +3.5 mm |
| Width | 38.5 mm | 46.9 mm | −8.4 mm |
| Thickness | 12.8 mm | 12.6 mm | +0.2 mm |
| Weight | 38 g | 49 g | −12 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch 3 Pro better than Watch S4 Sport?
- Screen size1.91″ vs 1.43″+34%
- Weight37.5 g vs 49 g+31%
Why is Watch S4 Sport better than Watch 3 Pro?
- Resolution (width)378 px vs 466 px+23%
- Battery capacity550 mAh vs 586 mAh+7%
Specifications
Side by side
| Design & durability | ||
| Case size | 50 mm | 47 mm |
| Weight | 37.5 g | 49 g |
| Thickness | 12.8 mm | 12.6 mm |
| Height | 50.4 mm | 46.9 mm |
| Width | 38.5 mm | 46.9 mm |
| Case material | Aluminium | — |
| Sapphire crystal | — | Yes |
| Lens / cover glass | — | Sapphire crystal glass |
| Water resistance | 5 ATM | 5 ATM |
| Colours | Black, Silver | Titanium |
| Display | ||
| Screen size | 1.91″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | LTPO AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Resolution (width) | 378 px | 466 px |
| Resolution (height) | 496 px | 466 px |
| Pixel density | 327 ppi | 326 ppi |
| Peak brightness | — | 2,200 nits |
| LTPO display | Yes | — |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery capacity | 550 mAh | 586 mAh |
| Battery type | Li-Ion | Li-Po |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Sensors | Accelerometer, gyro, heart rate, compass, barometer, SpO2 | Accelerometer, gyro, compass, barometer, heart rate, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | 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 | Yes |
| eSIM | Yes | Yes |
| Bluetooth | 5 | 5.2 |
| Smart features | ||
| Speaker | Yes | Yes |
| Storage | 32 GB | 32 GB |
| RAM | 1 GB | — |
| Platform | ||
| Operating system | Android Wear OS - International ColorOS Watch 3.0 - China | HyperOS |
| Platform | Android | Proprietary |
| Chipset | Qualcomm Snapdragon W5+ Gen 1 | — |
