Xiaomi’s MI Band 4 improves upon the largely successful MI Band 3 in many ways, without costing a lot. Xiaomi’s Mi band 3 launched in May 2018 to become one of the most popular fitness tracking wearables in India. This added up to the already mass-selling range of Xiaomi’s wearables, comprising the Mi Band, the Mi Band 2, the Mi Band HRX edition and the Mi Band 3. Now Xiaomi’s newest upgrade, the Mi Band 4, comes with a coloured AMOLED display for the first time, along with other improvements both in the looks as well as under the hood. We got our hands on one by importing it from Singapore since the product is yet to launch in India. We also reviewed the wearable extensively and we loved it! The Mi Band 4 looks very identical to the Mi Band 3. The curved edge screen on the Mi Band 3 has been replaced with a flatter display panel. The Mi Band 4 also ditches the dimple on the home button which was found on the Mi Band 3. There is a 2.5D scratch-resistant glass on the face. While the size of the device remains almost similar, the Mi Band 4 features a larger screen that displays colour. It was so much better watching the heart-rate tracker, step-counter, WhatsApp notifications, and...