Why is Watch 101 better than JR-FV2?
- Screen size1.8″ vs 1.43″+26%
Why is JR-FV2 better than Watch 101?
- Battery life (smartwatch mode)7 days vs 12 days+71%
Specifications
Side by side
| Design & durability | ||
| Case size | — | 48 mm |
| Strap material | Silikon | — |
| Colours | Black | Silver |
| Display | ||
| Screen size | 1.8″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Resolution (width) | — | 466 px |
| Resolution (height) | — | 466 px |
| Battery | ||
| Battery life (smartwatch mode) | 7 days | 12 days |
| Battery capacity | 300 mAh | 300 mAh |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Sleep tracking | — | Yes |
| Sensors | heart rate, SpO2, accelerometer | heart rate, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | — |
| Satellite systems | GPS | — |
| Connectivity | ||
| Bluetooth | 5.3 | — |








