Why is 401 Round better than Watch JOY?
401 Round has no measurable advantages in this pair.
Why is Watch JOY better than 401 Round?
- Battery life (smartwatch mode)7 days vs 10 days+43%
- Battery capacity300 mAh vs 380 mAh+27%
Specifications
Side by side
| Design & durability | ||
| Case size | 12 mm | — |
| Case material | — | Plastic / polymer |
| Strap material | Silikon | — |
| Colours | Silver, Black | — |
| Display | ||
| Screen size | 1.43″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Resolution (width) | 466 px | 466 px |
| Resolution (height) | 466 px | 466 px |
| Battery | ||
| Battery life (smartwatch mode) | 7 days | 10 days |
| Battery capacity | 300 mAh | 380 mAh |
| Health sensors | ||
| Optical heart rate | Yes | — |
| Blood oxygen (SpO2) | Yes | — |
| Sleep tracking | — | Yes |
| Sensors | heart rate, accelerometer | — |
| Sports & navigation | ||
| Built-in GPS | Yes | — |
| Satellite systems | GPS | — |
| Dive mode | Yes | — |
| Connectivity | ||
| LTE (cellular) | — | No |
| Bluetooth | 5.3 | 5 |
| Platform | ||
| Works with | iOS, Android | iOS, Android |
