| Introduction Time | 2020, April | July 29, 2021 |
|---|---|---|
| Availability Status | Available. Released April 3, 2020 | Available, released August 20, 2021 |
| Equivalent Name | Mi Band 4C (Introduced for the European market) ** Redmi Band (Introduced for the Chinese market) | - |
|---|
| Size and Dimensions | Unspecified / Not specified | 43 * 25.4 * 10.99 millimeter (mm) |
|---|---|---|
| Product Weight | Unspecified | 18 gram (g) |
| Other Body Features | Water resistant up to 50 meters deep | Fiber-reinforced polymer body / Water resistant up to 5 ATM (50 meters for 10 minutes) |
|---|---|---|
| Compatible SIM Card Types | - | No |
| Display Technology | TFT LCD / Color / Touchscreen | |
|---|---|---|
| Screen Size | 1.08 inch | 1.47 inch |
| Display Resolution | 128 * 220 pixel (px) | - |
| Multi-Touch Capability | No | - |
| OS Version | Compatible with Android 4.4 and iOS 9 and later | Proprietary OS compatible with Android and iOS |
|---|
| Battery Standby Time | ||
|---|---|---|
| Battery Type and Capacity | - | Connection to external power source (power bank can be used) / 5 minutes of charge (for replacing power source) |
| Smart Sensors | 3-axis accelerometer, Optical heart rate measurement sensor, Pedometer, 3-axis altimeter | Accelerometer sensor, Gyroscope, Optical heart rate sensor with SpO2 (blood oxygen level) calculation capability, Skin surface temperature measurement sensor |
|---|---|---|
| Messaging Method | Received notification announcement / Display received messages and emails | Received notification alerts / Display text messages |
| Other Features and Capabilities | Pedometer / Distance traveled measurement / Heart rate measurement / Calories burned calculation / Sleep monitoring | Supports 94 different sport modes, Heart rate monitoring, Blood oxygen level measurement, Sleep monitoring, Stress status monitoring, Breathing exercise program, Watch face customization capability, Phone and calendar notification display, Timer, Alarm clock, Use as shutter for phone camera |
| Bluetooth Support | ||
|---|---|---|
| GPS Support | No | No |
| NFC Support | No | Yes |
| Wireless Network Type | - | No |
| USB Connections Type | - | No, charges via proprietary magnetic port |
| Available Color Options | Black, Red, Blue, Brown | Black, Gold |
|---|---|---|
| Global Price Range |
| Speaker Type | - | No |
|---|
| Communication Technologies | - | No cellular connectivity |
|---|
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