vs
8.0Display8.5
9.4Health tracking9.1
Why is Pro 3 2025 Fan Edition rund better than Pro 4?
Pro 3 2025 Fan Edition rund has no measurable advantages in this pair.
Why is Pro 4 better than Pro 3 2025 Fan Edition rund?
- Screen size1.43″ vs 1.56″+9%
Specifications
Side by side
| Design & durability | ||
| Case size | — | 47 mm |
| Thickness | — | 9.9 mm |
| Case material | Stainless steel | Stainless steel |
| Display | ||
| Screen size | 1.43″ | 1.56″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | Yes | Yes |
| Resolution (width) | — | 480 px |
| Resolution (height) | — | 480 px |
| Battery | ||
| Battery life (smartwatch mode) | 5 days | 5 days |
| Battery capacity | — | 440 mAh |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | Yes |
| Skin temperature | Yes | Yes |
| HRV tracking | — | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | heart rate, SpO2 | heart rate, SpO2 |
| Connectivity | ||
| Bluetooth | 5.1 | 5.1 |
| Platform | ||
| Works with | iOS, Android | iOS, Android |
| Chipset | — | Jieli AC7013A |
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