Dimensions
Size comparison
301402
| 301 | 402 | Difference | |
|---|---|---|---|
| Case size | 41 mm | 46 mm | −5 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is 301 better than 402?
301 has no measurable advantages in this pair.
Why is 402 better than 301?
402 has no measurable advantages in this pair.
Specifications
Side by side
| Design & durability | ||
| Case size | 41 mm | 46 mm |
| Strap material | Silikon | Silikon |
| Colours | Black | Black |
| Display | ||
| Screen size | 1.45″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Resolution (width) | — | 466 px |
| Resolution (height) | — | 466 px |
| Battery | ||
| Battery capacity | 300 mAh | — |
| Battery type | Li-Ion | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Sensors | heart rate, accelerometer | heart rate, accelerometer |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GPS | GPS |
| Dive mode | Yes | — |
| Connectivity | ||
| Bluetooth | 5.3 | 5.3 |
| Smart features | ||
| Voice assistant | Yes | — |
| Platform | ||
| Works with | iOS, Android | iOS, Android |
