| Introduction Time | August 11, 2021 | 2019, January |
|---|---|---|
| Availability Status | Available, released August 27, 2021 | Available. Released January 2019 |
| Size and Dimensions | 45.5 x 45.5 x 11 mm | 40 * 19 * 10 millimeter (mm) |
|---|---|---|
| Product Weight | 52 gram (g) | 32 gram (g) |
| Compatible SIM Card Types | Yes | No |
|---|---|---|
| Other Body Features | Made of polycarbonate and stainless steel / Water resistant up to 50 meters deep |
| Display Technology | Color IPS LCD | |
|---|---|---|
| Screen Size | 1.36 inch | 1.23 inch |
| Display Resolution | - | |
| Screen protector type | Corning Gorilla Glass DX+ | Anti-smudge fingerprint coating |
| Display Technical Details | Always-on display | |
| Multi-Touch Capability | - | No |
| OS Version | Android Wear OS compatible with Android 6 with 1.5GB RAM and later / One UI Watch 3 | Huami proprietary OS |
|---|---|---|
| Chip Model | Exynos W920 (5nm) | - |
| CPU | - |
|---|
| Internal Memory Capacity | 16GB with 1.5GB RAM | - |
|---|
| Speaker Type | Yes | - |
|---|
| Battery Type and Capacity | Non-removable 361 mAh battery | Non-removable 160 mAh Li-Po battery |
|---|---|---|
| Battery Standby Time | Up to 40 hours | 20 day |
| Smart Sensors | Accelerometer sensor, Gyroscope, Optical heart rate sensor with SpO2 (blood oxygen level calculation) capability, Electrocardiogram, Barometer | 3-axis accelerometer, Optical heart rate sensor (PPG), Wearing detection sensor, NFC |
|---|---|---|
| Messaging Method | Received notification alerts / Display text messages | - |
| Other Features and Capabilities | - | Pedometer, Calories burned calculation, Distance traveled calculation, Sport mode, Sleep monitoring, Timer, Alarm, Weather, NFC payment, Call and message notification |
| Communication Technologies | Released in LTE and WiFi models (LTE model not usable in Iran) | - |
|---|
| Wireless Network Type | - | |
|---|---|---|
| Bluetooth Support | Bluetooth 5.0 | |
| GPS Support | Yes, with A-GPS, Glonass, Beidou | No |
| NFC Support | Yes | Yes |
| USB Connections Type | No, charges via proprietary magnetic port | - |
| Available Color Options | Black, Silver | Orange, Yellow, Blue, Red, Gray, Black |
|---|---|---|
| Global Price Range |
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