Why is 401 Round better than Watch 601?
401 Round has no measurable advantages in this pair.
Why is Watch 601 better than 401 Round?
Watch 601 has no measurable advantages in this pair.
Specifications
Side by side
| Design & durability | ||
| Case size | 12 mm | — |
| Thickness | — | 12 mm |
| Strap material | Silikon | Kautschuk |
| 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 | — |
| Battery capacity | 300 mAh | 300 mAh |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Sleep tracking | — | Yes |
| Sensors | heart rate, accelerometer | heart rate |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GPS | GPS |
| Compass | — | Yes |
| Dive mode | Yes | Yes |
| Connectivity | ||
| Bluetooth | 5.3 | 5.3 |
| Platform | ||
| Works with | iOS, Android | — |
