| Availability Status | Available, released to market | Available, released December 1, 2020 |
|---|---|---|
| Introduction Time | - | November 26, 2020 |
| Size and Dimensions | 46 x 46 x 10.9 mm | 41 x 35 x 11.9 mm |
|---|---|---|
| Product Weight | 60 gram (g) | 35 gram (g) |
| Compatible SIM Card Types | No | No |
|---|---|---|
| Other Body Features | IP68 certified for water and dust resistance (up to 1.5 meters for 30 minutes) | Plastic back, plastic frame / Water resistant up to 5 ATM or 50 meters depth |
| Display Technology | ||
|---|---|---|
| Screen Size | 1.51 inch | 1.4 inch (~44.1% screen-to-body ratio) |
| Display Resolution | - |
| OS Version | Proprietary OS compatible with Android and iOS | Xiaomi proprietary OS compatible with Android 5 and later and iOS version 10 and later |
|---|
| Speaker Type | No | No |
|---|
| Battery Type and Capacity | Non-removable 270 mAh battery | Non-removable 230 mAh Li-Ion battery |
|---|---|---|
| Battery Standby Time |
| Smart Sensors | Optical heart rate sensor with SpO2 (blood oxygen level) calculation capability | Accelerometer, Heart rate monitoring, Compass |
|---|---|---|
| Messaging Method | Received notification alerts / Display text messages | Email, IM |
| Other Features and Capabilities | Supports various sport modes, heart rate monitoring, blood oxygen level sensing, sleep monitoring, pedometer, watch face customization, weather display, phone and calendar notification display, date and time display, alarm, music control |
| Communication Technologies | No cellular connectivity | No cellular connectivity |
|---|
| Wireless Network Type | No | No |
|---|---|---|
| Bluetooth Support | Bluetooth 5.0 | 5.0, A2DP, LE |
| GPS Support | No | No |
| NFC Support | Yes | Yes |
| USB Connections Type | No, charges via proprietary charging dock | No |
| Available Color Options | Black, Silver | Black, Blue, Cream |
|---|---|---|
| Global Price Range |
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