| Introduction Time | September 2017 | Announced |
|---|---|---|
| Availability Status | Available, released to market | Available, released to market |
| Size and Dimensions | 42.5 x 36.4 x 11.4 mm | 43.7 x 26.5 x 14 mm |
|---|---|---|
| Product Weight | 52.8 gram (g) | 60 gram (g) |
| Compatible SIM Card Types | eSIM | No |
|---|---|---|
| Other Body Features | Aluminum body / Water resistant up to 50 meters deep | Metal body / IP69 certified for water and dust resistance / Water resistant up to 5 ATM (50 meters deep) / MIL-STD-810H military standard |
| Display Technology | Retina OLED display / 1000 nits brightness | - |
|---|---|---|
| Screen Size | 1.65 inch | 1.85 inch |
| Display Resolution | ||
| Screen protector type | Sapphire protective glass | - |
| Display Technical Details | Display with 3D Touch | - |
| OS Version | watchOS 4.0, upgradable to 8.4 | Proprietary OS compatible with Android 5.1 and later and iOS version 10.0 and later |
|---|---|---|
| Chip Model |
| CPU | Dual-core | - |
|---|---|---|
| GPU Model | - |
| Internal Memory Capacity |
|---|
| Speaker Type | Yes | - |
|---|---|---|
| Alert Type | - | Vibrate |
| Battery Type and Capacity | 341 mAh Li-Ion (1.34 Wh), non-removable battery | 380 mAh cobalt battery (fully charged in 2 hours) |
|---|---|---|
| Battery Standby Time | - | Up to 60 days (standby mode) / Up to 15 days (normal usage) / Up to 7 days (heavy usage) / Up to 12 hours (talk or music playback mode) |
| Smart Sensors | Accelerometer, Gyroscope, Heart rate sensor, Barometer | PPG sensor for measuring blood volume changes / Optical heart rate sensor with blood oxygen (SpO2) level calculation capability |
|---|---|---|
| Other Features and Capabilities | Natural language commands and dictation (talking mode) | - |
| Messaging Method | - | Received notification announcement / Display text messages |
| Communication Technologies | No cellular connectivity |
|---|
| Wireless Network Type | No | |
|---|---|---|
| Bluetooth Support | 4.2, A2DP, LE | Bluetooth 5.0 |
| GPS Support | Yes, with A-GPS, GLONASS | No |
| NFC Support | Yes | No |
| USB Connections Type | No | No, charges via proprietary charging dock |
| Available Color Options | Black, Silver | Gray |
|---|---|---|
| Global Price Range | - |
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