Xiaomi Mi Smart Band 4

Xiaomi Mi Smart Band 4
DeveloperXiaomi
ManufacturerAnhui Huami Information Technology Co. Ltd
Product familyMi Band
TypeActivity tracker, Watch
Generation4
Release date11 June 2019 (2019-06-11)
System on a chipDialog DA14697 [1]
Memory512KB
Storage16MB
Display0.95 inch AMOLED
ConnectivityBluetooth 5.0 BLE
NFC in some models.
Power135 mAh
Weight22.1 g
PredecessorXiaomi Mi Band 3
SuccessorXiaomi Mi Smart Band 5
WebsiteOfficial 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

References

Mi Smart Band 4 full specification

  1. ^ "Mi Band 4 - Teardown, Disassembly, Crush test". GeekDoing. Archived from the original on 7 July 2019. 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.
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