| Introduction Time | October 22, 2020 | |
|---|---|---|
| Availability Status | Available. Released December 2017 | Available. Released November 4, 2020 |
| Size and Dimensions | Circular with a body diameter of 46 mm | 46.7 x 46.7 x 11.4 mm |
|---|---|---|
| Product Weight | 60 gram (g) | 52 gram (g) |
| Compatible SIM Card Types | No | No |
|---|---|---|
| Other Body Features | Withstands 5 ATM pressure / Made of stainless steel and ceramic / 22mm band / Silicone band | Glass front, ceramic back, titanium frame / Water resistant up to 50 meters deep |
| Display Technology | ||
|---|---|---|
| Screen Size | 1.34 inch | 1.39 inch (~57.4% screen-to-body ratio) |
| Display Resolution | 300 x 320 | |
| Multi-Touch Capability | No | - |
| Screen protector type | 2.5D heat-treated glass | - |
| OS Version | Compatible with Android and iOS equipped phones | |
|---|---|---|
| Chip Model | - |
| CPU | - |
|---|
| Internal Memory Capacity | 4GB, 512MB RAM | 4GB, 32MB RAM |
|---|
| Battery Type and Capacity | Non-removable 280 mAh Li-Po battery | Non-removable 455 mAh Li-Ion battery |
|---|---|---|
| Battery Standby Time | - |
| Smart Sensors | Accelerometer, light sensor, geomagnetic sensor, gyroscope, heart rate sensor, barometric pressure sensor, VO2 Max | Accelerometer, Gyroscope, Compass, Heart rate sensor, High and low heart rate alert, Sleep and respiration heart rate monitoring, Barometer, Blood oxygen saturation, Stress level monitoring |
|---|---|---|
| Messaging Method | Received notification announcement / Display received emails | Email, IM |
| Other Features and Capabilities | Step counting / Distance traveled calculation / Calories burned calculation / Suitable for various sport activities with "Xiaomi Sports" app / Wireless headphone connectivity for music playback without phone / Suitable for running | Fast charging: 60% in 15 minutes (HyperCharge) / MP3 player / Voice command and calling |
| Wireless Network Type | Yes | No |
|---|---|---|
| Bluetooth Support | 5.1, LE, EDR | |
| GPS Support | Yes | Yes |
| USB Connections Type | - | No |
| Available Color Options | Black | Silver |
|---|---|---|
| Global Price Range | - |
| Speaker Type | - | Yes |
|---|
| Communication Technologies | - | No cellular connectivity |
|---|
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