| Introduction Time | 2017, September | March 23, 2023 |
|---|---|---|
| Availability Status | Available. Released September 2017 | Available, released March 31, 2023 |
| Size and Dimensions | 42.6 x 36.5 x 11.4 mm | 48.5 x 48.5 x 13 mm |
|---|---|---|
| Product Weight | 46.4 gram (g) | 76 gram (g) |
| Compatible SIM Card Types | Electronic SIM card (Apple eSIM) | No |
|---|---|---|
| Other Body Features | Waterproof up to 50 meters deep / Ceramic | Circular zirconium body / Ceramic frame and back / Titanium or hydrogenated rubber band / Water resistant up to 10 ATM (100 meters deep) |
| Display Technology | ||
|---|---|---|
| Screen Size | 1.65 inch (~55.1% screen-to-body ratio) | 1.5 inch |
| Display Resolution | ||
| Multi-Touch Capability | Yes | - |
| Screen protector type | Sapphire protective glass | Sapphire glass |
| Display Technical Details | Display with 3D Touch / 1000 nits display brightness | - |
| OS Version | HarmonyOS 2.0 compatible with Android 6.0 or later, iOS 9.0 or later, and HarmonyOS 2 or later | |
|---|---|---|
| Chip Model | - |
| CPU | Dual-core | - |
|---|---|---|
| GPU Model | - |
| Internal Memory Capacity | 16GB, 768MB RAM (unconfirmed) | - |
|---|
| Alert Type | Vibrate; Ringtones | - |
|---|---|---|
| Speaker Type | Yes | Yes |
| Battery Type and Capacity | Non-removable Li-Ion 273 mAh battery (1.03 Wh) - 38mm version | Non-removable 530 mAh Li-Po battery (fully charged in 1 hour, supports wireless charging) |
|---|---|---|
| Battery Standby Time | Up to 18 hours (combined usage) |
| Smart Sensors | Accelerometer, Gyroscope, Heart rate sensor, Barometer | Optical heart rate sensor with blood oxygen (SpO2) level calculation capability / Body thermometer / Accelerometer / Gyroscope / Compass / Air pressure barometer / Geomagnetic sensor |
|---|---|---|
| Messaging Method | SMS, Email, IM | Received notification alerts / Display text messages |
| Other Features and Capabilities | MP3 player / Photo viewer / Siri voice commands (talking mode) / Supports wireless charging | Supports 120 sport modes, heart rate monitoring, blood oxygen level measurement, electrocardiogram, watch face customization, weather display, phone and calendar notification display, date and time display, timer, alarm, microphone, BDS satellite communication |
| Communication Technologies | No cellular connectivity |
|---|
| Wireless Network Type | Yes | |
|---|---|---|
| Bluetooth Support | ||
| GPS Support | Yes, with A-GPS, GLONASS | Yes, GPS/A-GPS/GLONASS/GALILEO/BDS/QZSS |
| NFC Support | Yes | Yes |
| USB Connections Type | No | No, charges via proprietary charging dock |
| Available Color Options | White, Gray | Black, Blue and Silver |
|---|---|---|
| Global Price Range |
| Equivalent Name | - |
|---|
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