vs
8.5Display7.7
5.0Health tracking5.0
5.7Smart features8.7
8.5Build & durability4.3
Dimensions
Size comparison
Redmi Watch 6Watch S4
| Redmi Watch 6 | Watch S4 | Difference | |
|---|---|---|---|
| Height | 46.5 mm | 47.3 mm | −0.8 mm |
| Width | 40 mm | 47.3 mm | −7.3 mm |
| Thickness | 9.9 mm | 12 mm | −2.1 mm |
| Weight | 31 g | 44 g | −14 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Redmi Watch 6 better than Watch S4?
- Battery life (smartwatch mode)24 days vs 15 days+60%
- Screen size2.1″ vs 1.43″+47%
- Weight31 g vs 44.5 g+44%
- Thickness9.9 mm vs 12 mm+21%
- Battery capacity550 mAh vs 486 mAh+13%
Why is Watch S4 better than Redmi Watch 6?
- LTE (cellular)No · Redmi Watch 6: Yes
- Peak brightness2,000 nits vs 2,200 nits+10%
- Resolution (width)432 px vs 466 px+8%
Specifications
Side by side
| Design & durability | ||
| Case size | 46 mm | 47 mm |
| Weight | 31 g | 44.5 g |
| Thickness | 9.9 mm | 12 mm |
| Height | 46.5 mm | 47.3 mm |
| Width | 40 mm | 47.3 mm |
| Case material | Aluminium | Aluminium |
| Lens / cover glass | — | Scratch/drop-proof glass |
| Water resistance | 5 ATM | 5 ATM |
| Water rating (maker) | 50 m / 5 bar / 5 ATM | 50 m / 5 bar / 5 ATM |
| Colours | Black, Silver | Black, Silver, Rainbow |
| Display | ||
| Screen size | 2.1″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 432 px | 466 px |
| Resolution (height) | 514 px | 466 px |
| Pixel density | 324 ppi | 326 ppi |
| Peak brightness | 2,000 nits | 2,200 nits |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 24 days | 15 days |
| Battery capacity | 550 mAh | 486 mAh |
| Battery type | — | Li-Po |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | Accelerometer, heart rate, compass, gyro, 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 |
| Compass | Yes | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | No | Yes |
| eSIM | Yes | Yes |
| Bluetooth | 5.4 | 5.3 |
| Smart features | ||
| Calls from the wrist | Yes | Yes |
| Speaker | Yes | Yes |
| Platform | ||
| Operating system | HyperOS 3 | HyperOS 2 |
| Platform | Proprietary | Proprietary |
| Works with | iOS, Android | iOS, Android |
