Why is Series 23 RA23-2170 better than Watch 2?
- Screen size1.83″ vs 1.5″+22%
Why is Watch 2 better than Series 23 RA23-2170?
- Weight38 g vs 31.5 g+21%
Specifications
Side by side
| Design & durability | ||
| Weight | 38 g | 31.5 g |
| Thickness | 23 mm | — |
| Strap material | Silikon | — |
| Colours | Black | Black |
| Display | ||
| Screen size | 1.83″ | 1.5″ |
| Display technology | — | AMOLED |
| Panel | — | AMOLED |
| AMOLED / OLED display | — | Yes |
| Resolution (width) | — | 480 px |
| Resolution (height) | — | 480 px |
| Battery | ||
| Battery life (smartwatch mode) | 7 days | — |
| Battery capacity | — | 530 mAh |
| Battery type | Li-Ion | Li-Ion |
| Health sensors | ||
| Optical heart rate | Yes | — |
| Blood oxygen (SpO2) | — | Yes |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GPS | GPS |
| Connectivity | ||
| Bluetooth | 5.2 | 5.3 |
| Platform | ||
| Works with | iOS, Android | iOS, Android |
