Dimensions: 43.27 × 32.49 × 10.8mm (without the heart rate sensor)
*Actual dimensions may vary due to differences in configuration, manufacturing processes, and measurement methods. Please refer to the actual product.
Net Weight: Approx. 24.5g (weight without the strap)
*Actual weight may vary due to differences in configuration, manufacturing processes and measurement methods. Please refer to the actual product.
Color: Obsidian Black, Rose Gold, Moonlight Silver
Display Size/Type: 1.74-inch AMOLED Touch Display
*Actual dimensions may vary due to differences in configuration, manufacturing processes and measurement methods. Please refer to the actual product.
Display Resolution: 336 x 480 pixels
Screen Brightness: Maximum 1200 nits with auto brightness adjustment
Cover Material: 2.5D reinforced glass
Shell Material: Aluminum alloy frame and high-strength fiber polymer
Sensors: Accelerometer, Gyroscope, Electronic compass, Optical heart rate and pulse oximeter, Ambient light sensor
Water Resistance Rating: 5ATM
*5ATM water resistance: The Xiaomi Band 9 Pro has a water resistance rating of 5 ATM (50 meters in depth). The band can be worn in swimming pools, while swimming near the shore, or during other shallow-water activities. However, it cannot be used in hot showers, saunas, or when diving. Please also avoid the band being directly impacted by swift currents during water sports. The level of water resistance is not permanent and may decline over time.
Data Connection: Supports GNSS, Bluetooth® 5.4
*Supports BeiDou, GPS, GLONASS, Galileo and QZSS satellite systems
Haptic Motor: Linear motor
Battery Capacity: 350mAh
Charging Type: Magnetic charging
Charging Time: Approx.75 min
*Charging time test data comes from Xiaomi Internal Lab. Actual charging time may vary due to ambient temperature, battery life and other factors.
Compatible Wrist Circumference: 135–205mm
Band Strap Material: TPU
Operating System: Android 8.0 or iOS 12.0 and above
Compatible Apps: Mi Fitness app