Xiaomi’s fitness tracker has been significantly upgraded in this new model. The most significant upgrade of the Mi Band 4 is its 0.95-inch AMOLED display with 120×240 RGB resolution. The battery also gets a boost now coming in with a 135 mAh. The Mi Band 4 still has the 24/7 heart rate monitor which sends an alert if it detects an anomaly. The Mi Band 4 now has Bluetooth 5.0 and has a water-resistant level of 50m with a 5ATM rating. The Mi Band 4 comes in two variants the standard with all the regular specs and an NFC version which adds NFC and Voice control features.
Also published in GADGETS MAGAZINE July 2019 Issue