| key specs |
| Display Type |
LCD |
AMOLED |
| Water Resistant |
Yes |
Yes |
| Heart Rate Monitor |
Yes |
Yes |
| Battery Life (Days) |
9 |
20 |
| Compatible Devices |
- |
Android, iOS Phones |
| general |
| Brand |
Huawei |
Mi |
| Model |
Band 4 |
Smart Band 4 |
| Release date |
October 24, 2019 |
- |
| Model Name |
Band 4 |
Band 4 |
| Color |
Graphite Black |
Black |
| Material |
Rubber |
Thermoplastic |
| Touch Enabled |
Yes |
Yes |
| Water Resistant |
Yes |
Yes |
| Dial Shape |
Rectangle |
Rectangle |
| Ideal For |
- |
Unisex |
| Suitable For |
- |
Health, Lifestyle |
| display and battery features |
| Display Resolution |
80 x 160 |
120 x 240 RGB |
| Display Type |
LCD |
AMOLED |
| Battery Life (Days) |
9 |
20 |
| Battery Type |
- |
Lithium Ion (Li-ion) |
| Charge Time (hours) |
- |
2 |
| Battery Capacity (mAh) |
- |
135 |
| performance features |
| Water-Resistant Depth (metres) |
50 |
50 |
| Shock Resistant |
- |
Yes |
| connectivity features |
| Bluetooth Enabled |
Yes |
Yes |
| Bluetooth Version |
v4.2 |
v5.0 |
| Wi-Fi Enabled |
- |
No |
| compatibility |
| Compatible Android Version |
Android 4.4 and above |
- |
| Compatible iOS Version |
iOS 9.0 and above |
- |
| Compatible Devices |
- |
Android, iOS Phones |
| activity tracking function |
| Alarms |
Yes |
- |
| Calories Burned |
Yes |
Yes |
| Distance Covered |
Yes |
Yes |
| Heart Rate Monitor |
Yes |
Yes |
| Phone Notifications |
Yes |
Yes |
| Reminders |
Yes |
- |
| Sleep Tracking |
Yes |
Yes |
| Step Counter |
Yes |
Yes |
| workout modes |
| Treill |
Yes |
Yes |
| Exercise |
Yes |
Yes |
| Outdoor Running |
Yes |
Yes |
| Cycling |
Yes |
Yes |
| Walking |
Yes |
Yes |
| Swimming |
- |
Yes |
| sensors |
| Accelerometer |
Yes |
Yes |
| Optical Heart Rate Sensor |
Yes |
Yes |
| Gyroscope |
- |
Yes |
| dimensions |
| Weight (grams) |
24 |
22.1 |
| Width (mm) |
18.5 |
45.72 |
| Height (mm) |
56 |
12.7 |
| Depth (mm) |
12.5 |
17.78 |
| ratings |
| Overall NDTV Rating |
- |
Read Review |
| Design and comfort Rating |
- |
|
| Tracking accuracy Rating |
- |
|
| Companion app Rating |
- |
|
| Battery life Rating |
- |
|
