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9.1Health tracking4.9
Dimensions
Size comparison
Pro 4 AirSeries 29 AMOLED Smart Calling Watch
| Pro 4 Air | Series 29 AMOLED Smart Calling Watch | Difference | |
|---|---|---|---|
| Case size | 47 mm | 51 mm | −4 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Pro 4 Air better than Series 29 AMOLED Smart Calling Watch?
Pro 4 Air has no measurable advantages in this pair.
Why is Series 29 AMOLED Smart Calling Watch better than Pro 4 Air?
Series 29 AMOLED Smart Calling Watch has no measurable advantages in this pair.
Specifications
Side by side
| Design & durability | ||
| Case size | 47 mm | 51 mm |
| Thickness | 9.9 mm | — |
| Case material | Stainless steel | — |
| Strap material | — | Silikon |
| Colours | — | Blue, Black |
| Display | ||
| Screen size | 1.56″ | — |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | 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 | Yes |
| ECG | Yes | — |
| Skin temperature | Yes | — |
| HRV tracking | Yes | — |
| Sleep tracking | Yes | — |
| Sensors | heart rate, SpO2 | SpO2 |
| Sports & navigation | ||
| Built-in GPS | — | Yes |
| Satellite systems | — | GPS |
| Connectivity | ||
| Bluetooth | 5.1 | 5.1 |
| Platform | ||
| Works with | iOS, Android | iOS, Android |
| Chipset | Jieli AC7013A | — |
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