| Introduction Time | November 2020 | 2019, June |
|---|---|---|
| Availability Status | Available. Released November 2020 | Available. Released August 2019 |
| Size and Dimensions | 11 * 25 * 43 millimeter (mm) | 42 * 35 * 12.5 millimeter (mm) |
|---|---|---|
| Product Weight | 18 gram (g) | 25 gram (g) |
| Compatible SIM Card Types | No | No |
|---|---|---|
| Other Body Features | Metal body, plastic band / Water resistant up to 30 meters deep |
| Display Technology | Color | |
|---|---|---|
| Screen Size | 1.47 inch | 1.28 inch |
| Display Resolution | 194 * 368 pixel (px) | |
| Multi-Touch Capability | Yes | No |
| Display Technical Details | Display with curved edges (2.5D) | - |
| Screen protector type | - | Scratch-resistant glass |
| OS Version | Proprietary OS compatible with Android and iOS | Huami proprietary |
|---|---|---|
| Chip Model | - |
| Speaker Type | No | - |
|---|
| Battery Type and Capacity | Non-removable 180 mAh battery | Non-removable 200 mAh battery |
|---|
| Smart Sensors | Accelerometer sensor, Gyroscope, Optical heart rate sensor with blood oxygen level calculation capability | PPG heart rate sensor, ECG sensor, Six-axis IMU sensor |
|---|---|---|
| Messaging Method | No | - |
| Other Features and Capabilities | Supports over 10 sport modes, Sleep monitoring, Blood oxygen level measurement, Phone notification display, Watch face customization capability with support for over 100 ready watch faces, Alarm clock, Weather display, Timer | - |
| Communication Technologies | No | - |
|---|
| Wireless Network Type | No | - |
|---|---|---|
| Bluetooth Support | Bluetooth 5 | |
| GPS Support | No | No |
| NFC Support | No | No |
| USB Connections Type | No, charges via proprietary magnetic port | - |
| Available Color Options | Black, White, Pink | Black, Brown, Pink |
|---|
| Internal Memory Capacity | - | Stores 60 seconds of ECG data |
|---|
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