2021年11月30日 · Should you buy the Xiaomi Mi Band 4 fitness tracker or pay double for a comparable device? Find out in our in-depth Xiaomi Mi Band 4 review.

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.

2019年6月17日 · Buy Xiaomi Mi Band 4 AMOLED Color Screen Wristband BT5.0 Fitness Tracker Smart Wristbands (Black): Activity & Fitness Trackers - Amazon.com FREE DELIVERY possible on eligible purchases

The Mi Smart Band 4 features a 39.9%* wider, full-color AMOLED touch display. With 5 adjustable brightness levels up to 400 nits, you can view the screen clearly even in broad daylight.

2019年7月23日 · The Xiaomi Mi Band 4 delivers fantastic value and features. Upgrades over its predecessor include a color OLED display with significantly improved outdoor viewability and a higher...

Mi Smart Band 4-Step up, live more. Full colour display and heart rate monitor. Check out more features, price and buy Mi Smart Band 4 from official online shop.

2019年7月11日 · The Xiaomi Mi Band 4 is here and we have all the details for you. Find out where to buy the Mi Band 4, learn about the fitness tracker’s specs and features, and more in this article.

2019年7月23日 · The Mi Band 4 is an inexpensive fitness tracker that’s packed with features. But if you’re hoping that it will help improve your health habits, this might not be the device for you.

2019年11月25日 · The Mi Band 4 has 50-meter water resistance and a 6-axis accelerometer, and Xiaomi has added a host of new workouts to the band's activity tracking.

2019年8月24日 · The Xiaomi Mi Band 4 has impressed us with its color display, functionality, and great pricing. Read our review of this fitness tracker and smart band!