

Xiaomi Mi Smart Band 4 AMOLED Wristband activity tracker 2.41 cm (0.95") Black
Xiaomi Mi Smart Band 4, Wristband activity tracker, 2.41 cm (0.95"), AMOLED, 135 mAh, Waterproof, Black
Specific References
Mi Smart Band 4
Step up, live more
Full colour display and heart rate monitor
Your transformation begins now.
Full colour AMOLED touch display
View call, text, and app notifications
Activity and swim tracking
Water resistant up to 50m*;
3-axis accelerometer,
3-axis gyroscope
Up to 20 days battery*
A single charge lasts up to 20 days.
Health monitoring
24/7 heart rate monitoring and sleep tracking.
A BEAUTIFUL TRANSFORMATION
Get a wider, more colourful view right on your wrist.
The all-new full colour AMOLED touch display that’s 39.9% larger* and brighter than ever before.
Instantly view call, text, app notifications and music in play.
Keep your hands free as you keep up with life.
A MOTIVATIONAL TRANSFORMATION
Your personal trainer is with you every step of the way.
A REINVIGORATED TRANSFORMATION
Improving your daily energy starts with understanding your sleep patterns.
Sleep monitoring
Accurately tracks light and deep sleep as well as heart rate during sleep to help you adjust your sleep patterns.
Wristband alarm
A light vibration gently wakes you up for a more comfortable morning.
Mi Fit app
Records your health data to help you get the most out of life.
A POWERFUL TRANSFORMATION
24/7 Heart rate monitoring keeps you safe and healthy.
24/7 Heart rate monitoring
Safeguard your health at all times.
Alerts you when your heart rate is too high.
Idle alerts
Stay active as you get reminders to get up and get moving.
AN ENDURING TRANSFORMATION
Stays by your side for 20 days on a single charge.
Xiaomi Mi Smart Band 4. Display type: AMOLED, Display diagonal: 2.41 cm (0.95"), Display resolution: 120 x 240 pixels. Device type: Wristband activity tracker, Product colour: Black, Housing material: Polycarbonate. Battery life: 20 day(s), Battery technology: Lithium Polymer (LiPo), Battery capacity: 135 mAh. Weight: 22.1 g. Mobile operating systems supported: Android 4.4, Android 5.0, Android 5.1, Android 6.0, Android 7.0, Android 7.1, Android 7.1.2,...
Performance | |
Display type | AMOLED |
Display diagonal | 2.41 cm (0.95") |
Display resolution | 120 x 240 pixels |
Touchscreen | Y |
Colour display | Y |
RAM capacity | 0.000512 GB |
ROM capacity | 16 MB |
Design | |
Device type | Wristband activity tracker |
Product colour | Black |
Housing material | Polycarbonate |
Band colour | Black |
Band material | Thermoplastic polyurethane |
Suggested gender | Unisex |
Adjustable | Y |
Maximum strap length | 21.6 cm |
Waterproof | Y |
Water resistance | 5 ATM |
Control type | Touch |
Removable strap | Y |
Features | |
Heart rate monitor | Y |
Active minutes | Y |
Calories burned | Y |
Distance travelled | Y |
Pedometer | Y |
Hours slept | Y |
Quality of sleep | Y |
Personal goals | Y |
Workout tracking | Y |
Eat & drink | N |
Position location | N |
Vibrating motor | Y |
Accelerometer | Y |
Find my phone function | Y |
Gyroscope | Y |
Call notifications | Y |
Date indication | Y |
Weather display | Y |
Calendar notifications | Y |
Alarm clock | Y |
Vibrating alert | Y |
Ports & interfaces | |
Bluetooth | Y |
Bluetooth version | 5.0 |
Bluetooth Low Energy (BLE) | Y |
Wi-Fi | N |
Power | |
Battery life | 20 day(s) |
Battery operated | Y |
Battery technology | Lithium Polymer (LiPo) |
Battery capacity | 135 mAh |
Rechargeable battery | Y |
Charging time | 2 h |
Charging source | USB |
Weight & dimensions | |
Weight | 22.1 g |
System requirements | |
Mobile operating systems supported | Android 4.4, Android 5.0, Android 5.1, Android 6.0, Android 7.0, Android 7.1, Android 7.1.2, Android 8.0, Android 9.0, iOS 10.0, iOS 11.0, iOS 12, iOS 9.0, iOS 9.1, iOS 9.2, iOS 9.3 |
Packaging content | |
Number of bands included | 1 |
USB charger included | Y |
Other features | |
Applications supported | Mi Fit |
Xiaomi Mi Smart Band 4, Wristband activity tracker, 2.41 cm (0.95"), AMOLED, 135 mAh, Waterproof, Black
Specific References
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