| NETWORK | |
| Technology | No cellular connectivity |
| 2G bands | N/A |
| 3G bands | N/A |
| 4G bands | N/A |
| Speed | No |
| GPRS | No |
| EDGE | No |
| LAUNCH | |
| Announced | 2017, September |
| Status | Available. Released 2017, September |
| BODY | |
| Dimensions | 38.6 x 33.3 x 11.4 mm (1.52 x 1.31 x 0.45 in) |
| Weight | 26.7 g (0.95 oz) |
| Build | Aluminum/Composite back |
| SIM | No |
| | - 50m waterproof |
| DISPLAY | |
| Type | AMOLED capacitive touchscreen, 16M colors |
| Size | 1.65 inches (~55.4% screen-to-body ratio) |
| Resolution | 1.5 inches, 340 x 272 pixels (~290 ppi pixel density) |
| Multitouch | Yes |
| Protection | Ion-X strengthened glass |
| | - 3D Touch display |
| | - 1000 nits |
| PLATFORM | |
| OS | watchOS 4.0 |
| Chipset | Apple S3 |
| CPU | Dual-core |
| GPU | PowerVR |
| MEMORY | |
| slot | No |
| Internal | 8 GB, 768 MB RAM |
| CAMERA | |
| | No |
| SOUND | |
| Alert types | Vibration; Ringtones |
| Loudspeaker | Yes |
| 3.5mm jack | No |
| COMMS | |
| WLAN | Wi-Fi 802.11 b/g/n |
| Bluetooth | 4.2, A2DP, LE |
| GPS | Yes, with A-GPS, GLONASS |
| NFC | Yes |
| Radio | No |
| USB | No |
| FEATURES | |
| Sensors | Accelerometer, gyro, heart rate, barometer |
| Messaging | SMS(threaded view), Email, Push Mail, IM |
| Browser | No |
| Java | No |
| | - MP3 player |
| | - Photo viewer |
| | - Siri natural language commands and dictation (talking mode) |
| BATTERY | |
| | Non-removable Li-Ion 279 mAh battery (1.07 Wh) |
| Stand-by | Up to 18 h (mixed usage) |
