Dimensions
Size comparison
Band 11Band 9
| Band 11 | Band 9 | Difference | |
|---|---|---|---|
| Case size | 42.6 mm | 24.9 mm | +17.7 mm |
| Thickness | 9 mm | 9 mm | = |
| Weight | 17 g | 23 g | −6 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Band 11 better than Band 9?
- Weight17 g vs 23 g+35%
- Screen size1.62″ vs 1.47″+10%
- Battery capacity300 mAh vs 180 mAh+67%
- Resolution (width)286 px vs 194 px+47%
Why is Band 9 better than Band 11?
Band 9 has no measurable advantages in this pair.
Specifications
Side by side
| Design & durability | ||
| Case size | 43 mm | 25 mm |
| Weight | 17 g | 23 g |
| Thickness | 9 mm | 9 mm |
| Height | — | 43.4 mm |
| Width | — | 24.9 mm |
| Strap material | Fluorelastomer | — |
| Water resistance | 5 ATM | 5 ATM |
| Water rating (maker) | 50 m / 5 bar / 5 ATM | — |
| Colours | Black | — |
| Display | ||
| Screen size | 1.62″ | 1.47″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | — | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 286 px | 194 px |
| Resolution (height) | 482 px | 368 px |
| Battery | ||
| Battery life (smartwatch mode) | 14 days | 14 days |
| Battery capacity | 300 mAh | 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 |
| HRV tracking | Yes | — |
| Sleep tracking | Yes | Yes |
| Sensors | heart rate, accelerometer, ambient light | heart rate, accelerometer, ambient light |
| Sports & navigation | ||
| Compass | Yes | Yes |
| Multisport / triathlon mode | — | Yes |
| Connectivity | ||
| Bluetooth | 6 | 5 |
| Platform | ||
| Works with | iOS, Android | iOS, Android |
