Dimensions
Size comparison
Band 7Band 9
| Band 7 | Band 9 | Difference | |
|---|---|---|---|
| Case size | 44.4 mm | 24.9 mm | +19.5 mm |
| Thickness | 10 mm | 9 mm | +1 mm |
| Weight | 18 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?
- Weight18 g vs 23 g+28%
Why is Band 9 better than Band 7?
- Thickness10 mm vs 9 mm+11%
Specifications
Side by side
| Design & durability | ||
| Case size | 44 mm | 25 mm |
| Weight | 18 g | 23 g |
| Thickness | 10 mm | 9 mm |
| Height | — | 43.4 mm |
| Width | — | 24.9 mm |
| Case material | Plastic / polymer | — |
| Lens / cover glass | 2.5D-Glas | — |
| Strap material | Silikon | — |
| Water resistance | 5 ATM | 5 ATM |
| Water rating (maker) | 50 m / 5 bar / 5 ATM | — |
| Colours | Black | — |
| 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) | 194 px | 194 px |
| Resolution (height) | 368 px | 368 px |
| Battery | ||
| Battery life (smartwatch mode) | 14 days | 14 days |
| Battery capacity | — | 180 mAh |
| Battery type | — | Li-Po |
| Wireless charging | — | Yes |
| Charging | — | kabellos, magnetische Ladeschale |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | heart rate, SpO2, accelerometer | heart rate, accelerometer, ambient light |
| Sports & navigation | ||
| Compass | — | Yes |
| Multisport / triathlon mode | — | Yes |
| Connectivity | ||
| Bluetooth | 5 | 5 |
| Platform | ||
| Works with | iOS, Android | iOS, Android |
