| Introduction Time | 2019, June | 2019, September |
|---|---|---|
| Availability Status | Available. Released August 2019 | Available. Released October 2019 |
| Size and Dimensions | 42 * 35 * 12.5 millimeter (mm) | 41.8 * 41.8 * 9.4 millimeter (mm) |
|---|---|---|
| Product Weight | 25 gram (g) | 29 gram (g) |
| Compatible SIM Card Types | No | No |
|---|---|---|
| Other Body Features | Metal body, plastic band / Water resistant up to 30 meters deep | Made of metal, plastic, and leather / - Water resistant up to 50 meters deep |
| Display Technology | Color | |
|---|---|---|
| Screen Size | 1.28 inch | 1.2 inch |
| Display Resolution | 390 * 390 pixel (px) | |
| Multi-Touch Capability | No | - |
| Screen protector type | Scratch-resistant glass | - |
| Display Technical Details | - | Color, with gesture support |
| OS Version | Huami proprietary | |
|---|---|---|
| Chip Model | - |
| Internal Memory Capacity | Stores 60 seconds of ECG data | - |
|---|
| Battery Type and Capacity | Non-removable 200 mAh battery | Non-removable 215 mAh Li-Po battery |
|---|---|---|
| Battery Standby Time | - | 7 day |
| Smart Sensors | PPG heart rate sensor, ECG sensor, Six-axis IMU sensor | Accelerometer, Gyroscope, Magnetometer, Optical heart rate sensor, Ambient light sensor, Barometer |
|---|
| Bluetooth Support | Yes, Version 5.1 | |
|---|---|---|
| GPS Support | No | Yes, with GLNASS |
| NFC Support | No | - |
| Available Color Options | Black, Brown, Pink | - |
|---|
| CPU | - | Huawei Kirin A1 |
|---|
| Speaker Type | - | No |
|---|
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