| Introduction Time | September 30, 2020 | Announced |
|---|---|---|
| Availability Status | Available, released October 13, 2020 | Available, released to market |
| Size and Dimensions | 53.3 x 45.9 x 11.8 mm | 43.7 x 26.5 x 14 mm |
|---|---|---|
| Product Weight | 32 gram (g) | 60 gram (g) |
| Compatible SIM Card Types | No | No |
|---|---|---|
| Other Body Features | Water resistant up to 5 ATM or 50 meters depth for 10 minutes | Metal body / IP69 certified for water and dust resistance / Water resistant up to 5 ATM (50 meters deep) / MIL-STD-810H military standard |
| Display Technology | - | |
|---|---|---|
| Screen Size | 1.39 inch (~25.5% screen-to-body ratio) | 1.85 inch |
| Display Resolution | ||
| Display Technical Details | 450 nits brightness | - |
| OS Version | Xiaomi proprietary OS compatible with Android and iOS | Proprietary OS compatible with Android 5.1 and later and iOS version 10.0 and later |
|---|---|---|
| Chip Model | - |
| Speaker Type | Yes | - |
|---|---|---|
| Alert Type | - | Vibrate |
| Battery Type and Capacity | Non-removable 420 mAh Li-Ion battery | 380 mAh cobalt battery (fully charged in 2 hours) |
|---|---|---|
| Battery Standby Time | - | Up to 60 days (standby mode) / Up to 15 days (normal usage) / Up to 7 days (heavy usage) / Up to 12 hours (talk or music playback mode) |
| Smart Sensors | Accelerometer, Gyroscope, Heart rate sensor, Barometer, Compass, SpO2 | PPG sensor for measuring blood volume changes / Optical heart rate sensor with blood oxygen (SpO2) level calculation capability |
|---|---|---|
| Other Features and Capabilities | Supports 17 sports with calories burned calculation capability | - |
| Messaging Method | - | Received notification announcement / Display text messages |
| Communication Technologies | No cellular connectivity | No cellular connectivity |
|---|
| Wireless Network Type | No | |
|---|---|---|
| Bluetooth Support | 5.0, A2DP, LE | Bluetooth 5.0 |
| GPS Support | Yes, with GLONASS | No |
| USB Connections Type | No | No, charges via proprietary charging dock |
| NFC Support | - | No |
| Available Color Options | Black, Blue, Beige | Gray |
|---|---|---|
| Global Price Range | - |
| Internal Memory Capacity | - |
|---|
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