Dimensions
Size comparison
GTR MiniWatch S3
| GTR Mini | Watch S3 | Difference | |
|---|---|---|---|
| Height | 42.8 mm | 47 mm | −4.2 mm |
| Width | 42.8 mm | 47 mm | −4.2 mm |
| Thickness | 9.2 mm | 12 mm | −2.8 mm |
| Weight | 36 g | 44 g | −8 g |
Drawn to the same scale from the official dimensions (front and side).
Why is GTR Mini better than Watch S3?
- Battery life (smartwatch mode)14 days vs 12 days+17%
- Weight36.2 g vs 44 g+22%
- Thickness9.2 mm vs 12 mm+30%
Why is Watch S3 better than GTR Mini?
- Screen size1.28″ vs 1.43″+12%
- Battery capacity280 mAh vs 486 mAh+74%
- Resolution (width)416 px vs 466 px+12%
Specifications
Side by side
| Design & durability | ||
| Case size | — | 47 mm |
| Weight | 36.2 g | 44 g |
| Thickness | 9.2 mm | 12 mm |
| Height | 42.8 mm | 47 mm |
| Width | 42.8 mm | 47 mm |
| Case material | Stainless steel | Aluminium |
| Lens / cover glass | Tempered glass + | Scratch/drop-proof glass |
| Strap material | — | Fluorelastomer |
| Water resistance | 5 ATM | 5 ATM |
| Water rating (maker) | — | 50 m / 5 bar / 5 ATM |
| Colours | — | Black, Silver, Brown |
| Display | ||
| Screen size | 1.28″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 416 px | 466 px |
| Resolution (height) | 416 px | 466 px |
| Pixel density | 326 ppi | 326 ppi |
| Peak brightness | — | 600 nits |
| Refresh rate | — | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 14 days | 12 days |
| GPS battery life | 25 h | — |
| Battery capacity | 280 mAh | 486 mAh |
| Battery type | — | Li-Po |
| Charging | Magnetic charging | — |
| Health sensors | ||
| Optical heart rate | — | Yes |
| Blood oxygen (SpO2) | — | Yes |
| ECG | — | Yes |
| Sleep tracking | Yes | — |
| Sensors | — | Accelerometer, gyro, compass, barometer, heart rate, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | — | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | — | Yes |
| Compass | — | Yes |
| Sport profiles | 126 | — |
| Connectivity | ||
| NFC payments | — | Yes |
| LTE (cellular) | — | Yes |
| eSIM | — | Yes |
| Bluetooth | 5.2 | 5.2 |
| Smart features | ||
| Speaker | — | Yes |
| Platform | ||
| Operating system | Zepp OS | HyperOS |
| Platform | Proprietary | Proprietary |
| Works with | iOS, Android | iOS, Android |
