| Introduction Time | 2020, April | December 2020 |
|---|---|---|
| Availability Status | Available. Released April 2020 | Available. Released December 2020 |
| Size and Dimensions | 11.4 * 22 * 45.3 millimeter (mm) | 8.95 * 35.8 * 40.5 millimeter (mm) |
|---|---|---|
| Product Weight | 54 gram (g) | 19.5 gram (g) |
| Compatible SIM Card Types | No | No |
|---|---|---|
| Other Body Features |
| Display Technology | ||
|---|---|---|
| Screen Size | 1.28 inch | 1.55 inch |
| Display Resolution | 240 * 240 pixel (px) | |
| Display Technical Details | Touchscreen | - |
| OS Version | Proprietary OS | Proprietary OS compatible with Android and iOS |
|---|
| Speaker Type | No | - |
|---|
| Battery Type and Capacity | 340 mAh Li-Ion battery | Non-removable 220 mAh Li-Ion battery |
|---|---|---|
| Battery Standby Time |
| Smart Sensors | Heart rate monitoring sensor, 3-axis accelerometer | Huami's proprietary sensor (BioTracker™ 2 PPG) with blood oxygen calculation, Accelerometer, Gyroscope, Altimeter, Ambient light sensor, Vibration motor, Microphone |
|---|---|---|
| Other Features and Capabilities | Supports 12 sport modes, inactivity reminder, sleep monitoring, music control, weather forecast, find phone via watch ringer | Heart rate monitoring, Blood oxygen level measurement, Sleep monitoring, Health monitoring, Supports over 70 sport modes, Supports Amazon Alexa voice assistant |
| Communication Technologies | No cellular connectivity capability | No |
|---|
| Wireless Network Type | No | No |
|---|---|---|
| Bluetooth Support | Bluetooth 5.0 | Bluetooth 5.0 |
| GPS Support | No | Yes |
| NFC Support | No | No |
| USB Connections Type | No, magnetic charger | No, charges via proprietary charging dock |
| Available Color Options | Black, White | Black, Pink, Green |
|---|---|---|
| Global Price Range | - |
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