4.0Display5.3
Why is Fit FW42 better than Band Style?
- Battery capacity180 mAh vs 100 mAh+80%
Why is Band Style better than Fit FW42?
- Battery life (smartwatch mode)7 days vs 12 days+71%
- AMOLED / OLED displayNo · Fit FW42: Yes
Specifications
Side by side
| Design & durability | ||
| Case material | Stainless steel | — |
| Lens / cover glass | — | 2.5D-Glas |
| Strap material | — | Kautschuk |
| Display | ||
| Screen size | — | 1.1″ |
| Display technology | LCD | AMOLED |
| Panel | TFT | AMOLED |
| AMOLED / OLED display | No | Yes |
| Touchscreen | Yes | — |
| Resolution (width) | — | 126 px |
| Resolution (height) | — | 294 px |
| Battery | ||
| Battery life (smartwatch mode) | 7 days | 12 days |
| Battery capacity | 180 mAh | 100 mAh |
| Battery type | Li-Ion | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | — | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | heart rate | heart rate, SpO2, accelerometer |
| Sports & navigation | ||
| Built-in GPS | — | Yes |
| Satellite systems | — | GPS |
| Multisport / triathlon mode | — | Yes |
| Connectivity | ||
| Bluetooth | 5 | 5 |
| Platform | ||
| Works with | iOS, Android | Android |
| Chipset | — | Ambiq Apollo3 |









