Xiaomi Mi Band 4 Review: a SmartBand with BT5.0 & Color OLED Display For Just $44.99 (39.97€) at Gearvita (+Coupon)


Xiaomi introduced the fourth generation of smart bracelet Xiaomi Mi Band 4. The key features of the novelty were a color display, an increased battery capacity, and an NFC module. The price at the same time remained at the same low level as the predecessor. Right now You can buy it from Gearvita at $44.99 (39.97€) by using Coupon Code


The design of the new Xiaomi Mi Band 4 has undergone some changes. The manufacturer has abandoned the traditional deepening in the screen for around touch button – it was replaced by an icon on a flat surface. Himself AMOLED-display with a coating of tempered glass became colored and added in size to 0.95 inches with a resolution of 120×240 pixels. The fitness tracker stuffing has also been updated, the “heart” of which was the signature Huangshan No.1 chipset – according to the manufacturer, it is 38% more energy efficient than similar solutions based on the Arm Cortex-M4 architecture. The charging contacts shifted to the bottom of the case, the pulse rate sensor was located in the center. The weight of the novelty is 22.5 grams, the bracelet is made of TPU with a reinforced, according to the manufacturer, buckle.


Xiaomi introduced Mi Band 4 in two versions – with and without NFC. The bracelet was also equipped with a Bluetooth 5.0 module, Xiao AI voice assistant and the ability to synchronize with smart home devices. The body of the gadget is protected from water and can withstand immersion to a depth of 50 meters. The claimed battery life on a single charge of the built-in 135 mAh battery is up to 20 days for the basic version and up to 15 days for the NFC version. Software capabilities of the device are represented by various modes of physical activity monitoring: swimming, jogging in the street or indoors, walking, physical exercises, horse riding. Thanks to the built-in six-axis sensor, the fitness tracker can distinguish swimming styles by tracking the heart rate in real time. You can track the progress of workouts using the Xiaomi Sports App for smartphones.


Xiaomi Mi Band 4 is cheap fitness bracelet with AMOLED screen, water resistance, NFC version and up to 20 days battery life. We can buy it from Gearvita at $44.99 (39.97€) by using Coupon Code: ROMiband4


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