Xiaomi has just launched the Mi Band 4 in China with 3 versions, the highest version integrating NFC. The biggest upgrade is probably a color screen instead of black and white, with 77 different color themes to personalize and there are 8 models to choose from, including exclusive Avengers band. The Mi Band 4 will have a starting price of 169CNY (about $ 24) for the standard version, 229CNY (about $ 33) for the NFC version and the 349CNY ($ 50) for the limited edition Avengers. According to information, Mi Band 4 will be sold in Vietnam from July and has an estimated price of about 800k
The new Mi Band will have an AMOLED 0.95 "color screen, 39.9% larger than Mi Band 3, with a resolution of 120×240, 160000 pixels and is protected by 2.5D curved glass, scratch-resistant.
A major upgrade of the Mi Band 4 next to the color screen is the accelerometer 6 for better athletic training, along with a swimming style detection feature to provide accurate measurement results. Mi Band 4 will also have water resistance at 50m (5ATM) depth, combined with improvements in exercise tracking, it will even help determine your swimming skills based on performance.
Another new upgrade is the Xiaomi AI virtual assistant along with the integrated microphone. Mi Band 4 users will be able to control IoT devices, Mi ecosystem devices by voice commands. In addition, the most advanced version integrates NFC to support Billing, and makes connecting to the phone easier.
The Mi Band 4 still uses the same generation of heart rate sensor, as well as features monitoring, sleep quality measurement, Bluetooth 5.0 support, health monitoring features with 6 basic exercise modes, .. For battery life, the NFC version will have a 15-day battery, the normal version will have a 20-day battery.