| Introduction Time | August 11, 2021 | 2019, September |
|---|---|---|
| Availability Status | Available, released August 27, 2021 | Available. Released September 2019 |
| Size and Dimensions | 40.4 x 39.3 x 9.7 mm | 44 x 38 x 10.7 mm |
|---|---|---|
| Product Weight | 25.9 gram (g) | 47.8 gram (g) |
| Compatible SIM Card Types | Yes | Electronic SIM card |
|---|---|---|
| Other Body Features | Waterproof up to 50 meters / ECG certified (hardware available in all versions, but software restricted in some markets) |
| Display Technology | ||
|---|---|---|
| Screen Size | 1.19 inch | 1.78 inch (~60.0% screen-to-body ratio) |
| Display Resolution | ||
| Screen protector type | Corning Gorilla Glass DX+ | Sapphire protective glass |
| Display Technical Details | Always-on display | 3D Touch / 1000 nits brightness / Always-on display |
| OS Version | Android Wear OS compatible with Android 6 with 1.5GB RAM and later / One UI Watch 3 | |
|---|---|---|
| Chip Model | Exynos W920 (5nm) |
| CPU | - | |
|---|---|---|
| GPU Model | - |
| Internal Memory Capacity | 16GB with 1.5GB RAM | - |
|---|
| Speaker Type | Yes | Yes |
|---|
| Battery Type and Capacity | Non-removable 247 mAh battery | Non-removable 292 mAh Li-Ion battery (1.12 Wh) |
|---|---|---|
| Battery Standby Time | Up to 40 hours | Up to 18 hours (combined usage) |
| Smart Sensors | Accelerometer sensor, Gyroscope, Optical heart rate sensor with SpO2 (blood oxygen level calculation) capability, Electrocardiogram, Barometer | Accelerometer, Gyroscope, Heart rate sensor (2nd generation), Barometer, Compass |
|---|---|---|
| Messaging Method | Received notification alerts / Display text messages | - |
| Other Features and Capabilities | - | Voice assistant support for conversational mode and natural language |
| Communication Technologies | Released in LTE and WiFi models (LTE model not usable in Iran) |
|---|
| Wireless Network Type | ||
|---|---|---|
| Bluetooth Support | Bluetooth 5.0 | 5.0, A2DP, LE |
| GPS Support | Yes, with A-GPS, Glonass, Beidou | Yes, with A-GPS, GLONASS, GALILEO, QZSS |
| NFC Support | Yes | Yes |
| USB Connections Type | No, charges via proprietary magnetic port | No |
| Available Color Options | Black, Silver, Pink, Jade Green | Black with titanium frame, White with ceramic frame |
|---|---|---|
| Global Price Range | - |
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