| OS | watchOS 9.0, upgradable to watchOS 26.4 |
|---|---|
| Chipset | Apple S8 |
| Display | 1.92 inches • 502 x 410 pixels (~338 ppi density) |
| Main camera | No |
| Battery | 542 mAh • Li-Ion |
| Weight | 61.3 g (2.15 oz) |
Latest Apple Watch Ultra user agents:
| User Agent | Browser | Platform |
|---|---|---|
| Mozilla/5.0 (Apple Watch6,18; CPU watchOS 10_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21R356 | Unknown | watchOS 10Watch Ultra |