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9.4Health tracking4.9
Why is Pro 4 Ultra eckig better than NC83S?
- Screen size2.04″ vs 1.69″+21%
- Battery capacity1,400 mAh vs 700 mAh2×
- Thickness10.9 mm vs 16 mm+47%
Why is NC83S better than Pro 4 Ultra eckig?
NC83S has no measurable advantages in this pair.
Specifications
Side by side
| Design & durability | ||
| Weight | — | 55 g |
| Thickness | 10.9 mm | 16 mm |
| Height | — | 48 mm |
| Width | — | 38 mm |
| Case material | Aluminium | — |
| Colours | — | Black |
| Display | ||
| Screen size | 2.04″ | 1.69″ |
| Display technology | AMOLED | — |
| Panel | AMOLED | — |
| AMOLED / OLED display | Yes | — |
| Always-on display | Yes | — |
| Battery | ||
| Battery life (smartwatch mode) | 6 days | 6 days |
| Battery capacity | 1,400 mAh | 700 mAh |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | — |
| Skin temperature | Yes | — |
| Sleep tracking | Yes | — |
| Sensors | heart rate, SpO2 | heart rate |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GPS | GPS |
| Connectivity | ||
| LTE (cellular) | — | Yes |
| Bluetooth | 5.3 | — |
| Platform | ||
| Works with | iOS, Android | — |
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