2026
Better than Watch Ultra 3
- Battery life (smartwatch mode) 1.5 days → 2.1 days
- Battery life (hours) 36 h → 50 h
- Battery capacity 599 mAh → 631 mAh
Worse
Watch Ultra 3 vs Watch Ultra 4 — full comparison- Weight 61.6 g → 63 g
2025
Better than Watch Ultra 2
- Screen size 1.92″ → 1.98″
- Charged in 30 min 40% → 53%
- Thickness 14.4 mm → 12 mm
- Battery capacity 564 mAh → 599 mAh
Worse
Watch Ultra 2 vs Watch Ultra 3 — full comparison- Pixel density 338 ppi → 326 ppi
2023
The first generation in our catalog.
Specifications
Key specs by generation
| Watch Ultra 2 · 2023 | Watch Ultra 3 · 2025 | Watch Ultra 4 · 2026 | |
|---|---|---|---|
| Case size | 49 mm | 49 mm | 49 mm |
| Screen size | 1.92″ | 1.98″ | 1.98″ |
| AMOLED / OLED display | Yes | Yes | Yes |
| Battery life (smartwatch mode) | 1.5 days | 1.5 days | 2.1 days |
| Water resistance | 10 ATM | 10 ATM | 10 ATM |
| Weight | 61.4 g | 61.6 g | 63 g |
| NFC payments | Yes | Yes | Yes |
| Score | 7.5 | 7.4 | 7.9 |