Pixel Density
282 ppi
Resolution
120 x 240 px
Design
| Screen Size i | 0.95" (8 others) |
| Display Type i | OLED/AMOLED (82 others) |
| Atm rating i | 5 ATM (77 others) |
| Pixel Density i | 282 ppi (12 others) |
| Resolution i | 120 x 240 px (8 others) |
| Has branded damage resistant glass i | ✖ |
Sensors
| Has gps i | ✖ |
| Has A Heart Rate Monitor i | ✔ (132 others) |
| Monitors Blood Oxygenation Levels i | ✖ |
| Has A Temperature Sensor i | ✖ |
| Has A Barometer i | ✖ |
| Has a gyroscope i | ✔ (55 others) |
| Has A Cadence Sensor i | ✖ |
| Monitors Perspiration i | ✖ |
Activity tracking
| Detects Activities Automatically i | ✖ |
| Has multi sport mode i | ✔ (74 others) |
| Has Exercise Tagging i | ✔ (146 others) |
| Tracks Elevation i | ✖ |
| Tracks Distance i | ✔ (152 others) |
| Tracks Steps Taken i | ✔ (166 others) |
| Has A Route Tracker i | ✖ |
| Measures Pace i | ✔ (101 others) |
| Tracks Your Sleep i | ✔ (159 others) |
Connectivity
| Supports wi fi i | ✖ |
| Bluetooth Version i | 5 (31 others) |
| Has nfc i | ✖ |
| Is compatible with android i | ✔ (165 others) |
| Is compatible with ios i | ✔ (160 others) |
| Supports ant+ i | ✖ |
| Has a cellular module i | ✖ |
Battery
| Battery Life i | 20 days (7 others) |
| Charge time i | 2 hours (30 others) |
| Has wireless charging i | ✖ |
| Battery Power i | 135 mAh |
| Has A Solar Power Battery i | ✖ |
| Has a rechargeable battery i | ✔ (151 others) |
App & Software
| Counts How Many Calories You've Burned i | ✔ (162 others) |
| Provides Activity Reports i | ✔ (164 others) |
| Has Inactivity Alerts i | ✔ (107 others) |
| Has Goal Setting i | ✔ (153 others) |
| Has Achievements i | ✔ (149 others) |
| Can Be Personalised i | ✔ (89 others) |
Miscellaneous
| Water resistance i | Waterproof (108 others) |
| Has a battery level indicator i | ✔ (120 others) |
| Has an external memory slot i | ✖ |
| Has a socket for a 3.5 mm audio jack i | ✖ |
| Is compatible with windows i | ✖ |
| Is compatible with mac os x i | ✖ |
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Frequently Asked Questions
What is the water resistance rating of the Xiaomi Mi Band 4?
At 5 ATM, the Xiaomi Mi Band 4 ranks #3 out of 81 — see ranking fitness tracker products — one of the Highest ATM water resistance rating in this category.
What is the battery life of the Xiaomi Mi Band 4?
At 20 days, the Xiaomi Mi Band 4 is 41% below the category average for battery life, ranking #24 out of 159 — see ranking fitness tracker products.
How long does the Xiaomi Mi Band 4 take to charge?
At 2 hours, the Xiaomi Mi Band 4 is 26% below the category average for charge time, ranking #43 out of 80 — see ranking fitness tracker products.
How big is the Xiaomi Mi Band 4 screen?
At 0.95", the Xiaomi Mi Band 4 is 21% below the category average for screen size, ranking #79 out of 106 — see ranking fitness tracker products.
Does the Xiaomi Mi Band 4 have wireless charging?
No, the Xiaomi Mi Band 4 does not have wireless charging. This feature is available in 24% of fitness trackers.
How does it compare?
How does the Xiaomi Mi Band 4's pixel density compare to similar fitness trackerss?
At 282 ppi, the Xiaomi Mi Band 4 leads the Huawei Band 2 (145 ppi) by 49%.
How does the Xiaomi Mi Band 4's battery capacity compare to similar fitness trackerss?
At 135 mAh, the Xiaomi Mi Band 4 leads the Lenovo Cardio 2 HX06H (100 mAh) by 26%.
How does the Xiaomi Mi Band 4's charge time compare to similar fitness trackerss?
At 2 hours, the Xiaomi Mi Band 4 trails the Huawei Band 2 (1.5 hours) by 25%.
How does the Xiaomi Mi Band 4's battery life compare to similar fitness trackerss?
At 20 days, the Xiaomi Mi Band 4 leads the Xiaomi Hey Plus 1S (18 days) by 10%.
How does the Xiaomi Mi Band 4's screen size compare to similar fitness trackerss?
At 0.95", the Xiaomi Mi Band 4 leads the Lenovo Cardio 2 HX06H (0.87") by 8%.