| Introduction Time | January 10, 2022 | 2017, September |
|---|---|---|
| Availability Status | Available, released January 15, 2022 | Available. Released September 2017 |
| Size and Dimensions | 45.9 x 45.9 x 10.5 mm | 38.6 x 33.3 x 11.4 mm |
|---|---|---|
| Product Weight | 44 gram (g) | 42.4 gram (g) |
| Compatible SIM Card Types | No | Electronic SIM card (Apple eSIM) |
|---|---|---|
| Other Body Features | Water resistant up to 5 ATM (50 meters deep) | Waterproof up to 50 meters / Ceramic back, stainless steel frame |
| Display Technology | ||
|---|---|---|
| Screen Size | 1.43 inch | 1.5 inch (~55.4% screen-to-body ratio) |
| Display Resolution | ||
| Display Technical Details | Display with curved edges (3D) | Display with 3D Touch / 1000 nits display brightness |
| Multi-Touch Capability | - | Yes |
| Screen protector type | - | Sapphire protective glass |
| OS Version | LiteOS compatible with Android and iOS | |
|---|---|---|
| Chip Model |
| Internal Memory Capacity | 4GB with 32MB RAM | 16GB, 768MB RAM |
|---|
| Speaker Type | Yes | Yes |
|---|---|---|
| Alert Type | - | Vibrate; Ringtones |
| Battery Type and Capacity | Non-removable 451 mAh Li-Po battery (fully charged in 1 hour) | Non-removable 279 mAh Li-Ion battery (1.07 Wh) |
|---|---|---|
| Battery Standby Time | 14 days (normal usage) / 30 hours (GPS on) | - |
| Smart Sensors | Optical heart rate sensor with SpO2 (blood oxygen level) calculation capability, Accelerometer, Gyroscope, Compass, Barometer | Accelerometer, Gyroscope, Heart rate sensor, Barometer |
|---|---|---|
| Other Features and Capabilities | Supports various sport modes, Heart rate monitoring, Blood oxygen level measurement, Sleep monitoring, Watch face customization capability, Phone and calendar notification display, Timer, Alarm clock, Music control, Use as shutter for phone camera | MP3 player / Photo viewer / Siri voice commands (talking mode) / Supports wireless charging |
| Messaging Method | - | SMS, Email, IM |
| Communication Technologies | No cellular connectivity |
|---|
| Wireless Network Type | No | |
|---|---|---|
| Bluetooth Support | 5.0, LE, EDR | |
| GPS Support | Yes, dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS | Yes, with A-GPS, GLONASS |
| NFC Support | Yes | Yes |
| USB Connections Type | No, charges with proprietary magnetic charger | No |
| Available Color Options | Black, Silver, Gold | Black, Silver |
|---|---|---|
| Global Price Range |
| CPU | - | Dual-core |
|---|---|---|
| GPU Model | - |
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