Dimensions
Size comparison
Band 7Band 9
| Band 7 | Band 9 | Difference | |
|---|---|---|---|
| Height | 24.4 mm | 43.4 mm | −19.1 mm |
| Width | 42.3 mm | 24.9 mm | +17.5 mm |
| Thickness | 12.2 mm | 9 mm | +3.2 mm |
| Weight | 28 g | 23 g | +5 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Band 7 better than Band 9?
- Battery life (smartwatch mode)18 days vs 14 days+29%
- Battery capacity232 mAh vs 180 mAh+29%
- Resolution (width)198 px vs 194 px+2%
Why is Band 9 better than Band 7?
- Weight28 g vs 23 g+22%
- Thickness12.2 mm vs 9 mm+36%
Specifications
Side by side
| Design & durability | ||
| Case size | — | 25 mm |
| Weight | 28 g | 23 g |
| Thickness | 12.2 mm | 9 mm |
| Height | 24.4 mm | 43.4 mm |
| Width | 42.3 mm | 24.9 mm |
| Case material | Plastic / polymer | — |
| Lens / cover glass | Tempered glass + | — |
| Water resistance | 5 ATM | 5 ATM |
| Display | ||
| Screen size | 1.47″ | 1.47″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | — | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 198 px | 194 px |
| Resolution (height) | 368 px | 368 px |
| Pixel density | 282 ppi | — |
| Battery | ||
| Battery life (smartwatch mode) | 18 days | 14 days |
| Battery capacity | 232 mAh | 180 mAh |
| Battery type | — | Li-Po |
| Wireless charging | — | Yes |
| Charging | Magnetic charging | kabellos, magnetische Ladeschale |
| Health sensors | ||
| Optical heart rate | — | Yes |
| Blood oxygen (SpO2) | — | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | — | heart rate, accelerometer, ambient light |
| Sports & navigation | ||
| Built-in GPS | No | — |
| Compass | — | Yes |
| Multisport / triathlon mode | — | Yes |
| Sport profiles | 120 | — |
| Connectivity | ||
| Bluetooth | 5.2 | 5 |
| Smart features | ||
| Microphone | Yes | — |
| Platform | ||
| Operating system | Zepp OS | — |
| Platform | Proprietary | — |
| Works with | iOS, Android | iOS, Android |
