Why is Pro 4 better than RYS08?
- Screen size1.56″ vs 1″+56%
Why is RYS08 better than Pro 4?
- Thickness9.9 mm vs 8 mm+24%
Specifications
Side by side
| Design & durability | ||
| Case size | 47 mm | — |
| Thickness | 9.9 mm | 8 mm |
| Case material | Stainless steel | — |
| Strap material | — | Silikon |
| Colours | — | Red, Pink, Purple |
| Display | ||
| Screen size | 1.56″ | 1″ |
| Display technology | AMOLED | — |
| Panel | AMOLED | — |
| AMOLED / OLED display | Yes | — |
| Always-on display | Yes | — |
| Touchscreen | — | Yes |
| Resolution (width) | 480 px | — |
| Resolution (height) | 480 px | — |
| Battery | ||
| Battery life (smartwatch mode) | 5 days | — |
| Battery capacity | 440 mAh | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | — |
| ECG | Yes | — |
| Skin temperature | Yes | — |
| HRV tracking | Yes | — |
| Sleep tracking | Yes | — |
| Sensors | heart rate, SpO2 | — |
| Sports & navigation | ||
| Built-in GPS | — | Yes |
| Satellite systems | — | GPS |
| Connectivity | ||
| Bluetooth | 5.1 | 2 |
| Smart features | ||
| Music on the watch | — | Yes |
| Storage | — | 8 GB |
| Platform | ||
| Works with | iOS, Android | iOS, Android |
| Chipset | Jieli AC7013A | — |
