Xiaomi Mi Smart Band 4

Xiaomi Mi Smart Band 4

Developer	Xiaomi
Manufacturer	Anhui Huami Information Technology Co. Ltd
Product family	Mi Band
Type	Activity tracker, Watch
Generation	4
Release date	11 June 2019 (2019-06-11)
System on a chip	Dialog DA14697 [1]
Memory	512KB
Storage	16MB
Display	0.95 inch AMOLED
Connectivity	Bluetooth 5.0 BLE NFC in some models.
Power	135 mAh
Mass	22.1 g
Predecessor	Xiaomi Mi Band 3
Successor	Xiaomi Mi Smart Band 5
Website	Official website

The Xiaomi Mi Smart Band 4 (Xiaomi Mi Band 4 in China) is a wearable activity tracker produced by Xiaomi Inc released in China on 16 June 2019,[2] in Europe on 26 June 2019[3] and in India on 19 September 2019. It is 39.9% larger than its predecessor, has a super capacitive AMOLED display and features 24/7 heart rate monitoring.

Specifications

Specifications:[4]

• Display: 0.95 inch AMOLED, full color touch screen;
• Colour depth: 24bit;
• Screen brightness: Up to 400 nits;
• Resolution: 120 x 240;
• Button: Single touch button (wake up, go back);
• Connectivity: Bluetooth version 5.0 BLE; NFC on some models;[5][6]
• Mass: 22.1 g;
• RAM: 512KB;
• Storage: 16MB:
• Battery: LiPo, 135mAh, 20 days of battery life;
• Sensors: accelerometer, gyroscope, PPG heart rate sensor, capacitive proximity sensor;
• Waterproof: up to 50 metres, 5 atmospheres

See also

• Xiaomi
• Xiaomi Mi Band
• Xiaomi Mi Band 2
• Xiaomi Mi Band 3
• Xiaomi Mi Smart Band 5

References

Mi Smart Band 4 full specification

1. "Mi Band 4 - Teardown, Disassembly, Crush test". GeekDoing. Retrieved 7 July 2019.
2. Black, Marie. "Official: Mi Smart Band 4 is super-budget swim tracker with 20-day battery life". Tech Advisor. Archived from the original on 16 June 2019. Retrieved 15 June 2019.
3. España, Xiaomi (12 June 2019). "#MiSmartBand4, todo lo que necesitáis saber sobre ella está resumidito aquí mismo #XiaomiLoPetapic.twitter.com/vDgqXZwAAT". @XiaomiEspana (in Spanish). Retrieved 15 June 2019.
4. "Mi Smart Band 4 Specifications". www.mi.com. Retrieved 15 June 2019.
5. Wilde, Damien (11 June 2019). "Xiaomi unveils Mi Band 4 w/ color display, NFC, more". 9to5Google. Retrieved 15 June 2019.
6. "小米手环4 NFC版 参数-小米商城". www.mi.com. Retrieved 15 June 2019.