| Physical specifications | ||
|---|---|---|
| Dimensions | 42.5 x 36.4 x 11.4 mm | |
| Weight | 52.4 g | |
| Screen and keypad | ||
| Screen type | AMOLED | |
| Screen size | 1.65 inches | |
| Resolution | 390 x 312 pixels | |
| Picture, video and sound | ||
| Music player | Yes | |
| FM radio | No | |
| Memory | ||
| Storage | 8 GB | |
| RAM | 512 MB RAM | |
| Network | ||
| 2G network | No | |
| 3G network | No | |
| 4G network | No | |
| Data & Wireless | ||
| NFC | Yes | |
| GPS | Yes | |
| Sensors | ||
| Accelerometer | Yes | |
| Gyroscope | Yes | |
| Heart rate sensor | Yes | |
| Battery | ||
| Standby time | Up to 18 hours | |
| Operating system | ||
| Operating system | watchOS 4 | |
Apple Watch Series 2
watchOS 4