Xiaomi Band 9

Xiaomi Smart Band 9: Technical Specifications

Physical Specifications

• 
  Dimensions: 46.53 × 21.63 × 10.95 mm (excluding strap and protrusions)

• Weight: 15.8g (without strap)

• Band Strap Size: 135–210 mm

• Material: TPU

• Colors: Midnight Black, Glacier Silver, Mystic Rose, Arctic Blue, Titan Gray

Display

• 
  Screen: 1.62-inch AMOLED Touch Display

• Resolution: 192 × 490 pixels

• Brightness: Up to 1200 nits, adjustable

Battery

• 
  Charging Type: Magnetic charging

• Charging Time: Approximately 1 hour

• Battery Life: Up to 21 days of typical usage

• Nominal Capacity: 233mAh

Sensors & Features

• 
  Accelerometer sensor

• Gyroscope sensor

• Optical heart rate sensor

• Ambient light sensor

• 5ATM water resistance

• Linear motor for haptic feedback

Compatibility

• 
  Supports smartphones with Android 8.0 or iOS 12.0 and above

• Companion app: Mi Fitness