vs
6.1Display7.6
4.9Health tracking9.6
6.6Smart features6.6
6.3Build & durability6.5
Dimensions
Size comparison
Redmi Watch 3Watch S2
| Redmi Watch 3 | Watch S2 | Difference | |
|---|---|---|---|
| Height | 42.6 mm | 46 mm | −3.4 mm |
| Width | 36.6 mm | 46 mm | −9.4 mm |
| Thickness | 10 mm | 10.7 mm | −0.7 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Redmi Watch 3 better than Watch S2?
- Screen size1.75″ vs 1.43″+22%
- Thickness10 mm vs 10.7 mm+7%
- Pixel density341 ppi vs 326 ppi+5%
Why is Watch S2 better than Redmi Watch 3?
- Battery capacity289 mAh vs 500 mAh+73%
- Resolution (width)390 px vs 466 px+19%
Specifications
Side by side
| Design & durability | ||
| Case size | 43 mm | 46 mm |
| Weight | 37 g | — |
| Thickness | 10 mm | 10.7 mm |
| Height | 42.6 mm | 46 mm |
| Width | 36.6 mm | 46 mm |
| Case material | Plastic / polymer | Stainless steel |
| Sapphire crystal | — | Yes |
| Water resistance | 5 ATM | 5 ATM |
| Colours | Black, White | Black, Silver, Light Gold |
| Display | ||
| Screen size | 1.75″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Resolution (width) | 390 px | 466 px |
| Resolution (height) | 450 px | 466 px |
| Pixel density | 341 ppi | 326 ppi |
| Peak brightness | 600 nits | — |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery capacity | 289 mAh | 500 mAh |
| Battery type | Li-Ion | Li-Po |
| Wireless charging | — | Yes |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Skin temperature | — | Yes |
| Temperature sensor | — | Yes |
| Sensors | Accelerometer, heart rate, compass, gyro, 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 |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | — | Yes |
| Compass | Yes | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | No | No |
| eSIM | No | No |
| Bluetooth | 5.2 | 5.2 |
| Smart features | ||
| Speaker | Yes | Yes |
| Platform | ||
| Operating system | Proprietary OS | Proprietary OS |
| Platform | Proprietary | Proprietary |
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