| Introduction Time | August 5, 2020 | May 31, 2021 |
|---|---|---|
| Availability Status | Available, released August 6, 2020 | Available, released June 1, 2021 |
| Size and Dimensions | 46.2 x 45 x 11.1 mm | 46 x 38.4 x 13 mm |
|---|---|---|
| Product Weight | 53.8g - 45mm / 48.2g 41mm version / 43g - 45mm version | 43 gram (g) |
| Compatible SIM Card Types | eSIM | eSIM |
|---|---|---|
| Other Body Features | Samsung Pay support / MIL-STD-810G military standard / Water resistance (IP68) / ECG support / Blood pressure monitoring / Compatible with 20mm or 22mm bands / Touch-sensitive edges | Waterproof / Display with curved edges (2.5D) |
| Display Technology | ||
|---|---|---|
| Screen Size | 1.4 inch (~30.4% screen-to-body ratio) | 1.78 inch (~56.8% screen-to-body ratio) |
| Display Resolution | ||
| Screen protector type | Corning Gorilla Glass DX | Corning Gorilla Glass |
| Display Technical Details | Always-on display | 450 nits brightness |
| OS Version | ||
|---|---|---|
| Chip Model | Exynos 9110 (10nm) | Qualcomm Snapdragon Wear 4100 (12nm) |
| CPU |
|---|
| Internal Memory Capacity | 8GB, 1GB RAM | 8GB with 1GB RAM |
|---|
| Speaker Type | Yes | Yes |
|---|
| Battery Type and Capacity | Non-removable 340 mAh Li-Ion battery | Non-removable 430 mAh Li-Ion battery |
|---|---|---|
| Battery Standby Time | - | Up to 36 hours |
| Smart Sensors | Accelerometer, Gyroscope, Heart rate sensor, Barometer | Accelerometer, Heart rate sensor with SpO2 (blood oxygen level calculation) capability, Gyroscope, Barometer, Compass |
|---|---|---|
| Other Features and Capabilities | Fall detection capability | Supports various sport modes, Watch face customization capability, Heart rate monitoring, Blood pressure measurement, Blood oxygen level measurement, Sleep monitoring, Breathing exercise program, Phone notification display, Alarm clock, Timer |
| Communication Technologies |
|---|
| Wireless Network Type | ||
|---|---|---|
| Bluetooth Support | 5.0, A2DP, LE | 4.2, A2DP |
| GPS Support | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS, BDS, QZSS |
| NFC Support | Yes | Yes |
| USB Connections Type | No | No, charges via proprietary charging dock with USB Type-C port |
| Available Color Options | Bronze, Black, White | Black, Light Blue |
|---|---|---|
| Global Price Range |
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