Xiaomi Mi Watch Lite review: What can the affordable smartwatch do and what differentiates it from the more expensive Redmi Watch With corners and edges. Half the price, less equipment, and a square instead of a round design: In our test, the Lite version of the two current Xiaomi smartwatches shows a lot of good traits, but also some deficits that are due to its affordable price. Those who need some help deciding will also find information on the main differences to the more expensive Redmi Watch in our test. Internet of Things (IoT), iOS, Wearable, Storage Connections Audio Connections: ⊖, Brightness Sensor, Sensors: 6-axis sensor (3-axis accelerometer, 3-axis gyroscope), barometer (altimeter), compass, optical heart rate (PPG sensor)