Description / Specification
Xiaomi Smart Band 9
Your style, your pace
Colourful metallic frame with multi-scenario accessories
Up to 21-day battery life*
Supports 150+ sports modes
Upgraded all-round sleep monitoring*
Improved heart rate and SpO₂ monitoring*
1.62'' AMOLED display for seamless interaction
Better vibrational response
Enjoy a more intuitive experience with haptic feedback from the linear motor
*This product and its features are not designed for medical purposes, and are not intended to predict, diagnose, prevent, or cure any disease.
*Battery life data tested by Xiaomi Internal Labs. Actual results may vary depending on use and other factors.
Stylish design
Stunning appearance
Brighter and more beautiful
With an AMOLED peak display brightness of 1200 nits, view data with ease even under direct sunlight. Equipped with a light sensor module, it accurately detects ambient light to automatically adjust screen brightness for more comfortable viewing.
1.62"
AMOLED display
Xiaomi Smart Band 9
1200 nits
Peak display brightness
Xiaomi Smart Band 9
60Hz
High refresh rate
*The Xiaomi Smart Band 9 features a pill-shaped display design sitting within a standard rectangle. Measured according to the rectangle, the diagonal length of the screen is 1.62 inches.
*Display refresh rate may vary across different interfaces. Please refer to the actual usage scenario.
Automatic brightness adjustment
Ambient light sensing for precise brightness adjustment
Avoid accidental touches when the screen is wet
Reduce accidental touches caused by sweat or rain
Classy, vibrant all-metal design
For the first time, the Xiaomi Smart Band utilises aluminium alloy frames in different colours such as Midnight Black, Glacier Silver, Mystic Rose and Arctic Blue. Pair it with a range of stylish straps, allowing you to show off your individuality with every flick of your wrist.
10.95mm*
Delicate and slim
15.8g*
Lightweight and comfortable to wear even in your sleep
A selection of stylish straps
Build your own style
7 new straps featuring unique materials and colours and adopting Xiaomi Smart Bands' classic quick-release mechanism, effortlessly adapt to your individual preferences. Our recommendations:
*Comes with a Midnight Black, Glacier Silver, Mystic Rose or Arctic Blue TPU strap as standard. Other straps must be purchased separately.
*Strap sales are subject to the release dates shown on the official website.
Midnight Black Smart Band with Irregular Metal Strap
Exudes a unique, elite style
The irregular geometric design breaks from tradition and is combined with an understated, luxurious black. In business meetings and around the office, this pairing subtly reveals your classy taste.
*Loose straps may lead to deviations in heart rate, blood oxygen level, sleep tracking and other data.
*Straps are retail accessories and must be purchased separately.
Xiaomi Smart Band Pendant
Upgraded premium look
With the exquisite necklace watch face, transform the Smart Band into a piece of "smart" jewellery, while still providing time and step-counting functions.
*Necklace mode must be activated on the Smart Band or in the app. Heart rate, blood oxygen level and other sports functions are unavailable in this mode.
*Due to the nature of how a necklace is worn, there may be deviations in the accuracy of the step counter.
*Pendant accessories are retail accessories and must be purchased separately.
With the quick-release mechanism,
straps from previous model are still usable
Hundreds of watch faces to suit your mood
With over 200 diverse watch faces, switch between them according to your mood, personal preferences and outfits. You can also customise it by setting photos from your gallery.
*Comes with a Midnight Black, Glacier Silver, Mystic Rose or Arctic Blue TPU strap as standard. Other straps must be purchased separately.
*Strap sales are subject to the release dates shown on the official website.
*Based on the watch faces available in the Mi Fitness app.
High precision sensor
More accurate tracking
The monitoring module has been significantly upgraded for more precise tracking of workouts and overall health.
Breath training
Deep breathing exercises to relieve stress
Whole-day heart rate monitoring
Automatic monitoring with alerts for excessively high or low heart rate
Xiaomi Smart Band 9
+16%
Heart rate monitor accuracy*
All-day blood oxygen saturation monitoring
Vibration alerts for low blood oxygen saturation
All-day stress monitoring
Relaxation prompts to lower stress levels
Breath training
Deep breathing exercises to relieve stress
Women's health management
Track and predict your menstruation cycle
*Heart rate accuracy when compared with Xiaomi Smart Band 8. Test data is from Xiaomi Internal Labs.
*Blood oxygen: When continuous SpO₂ tracking is switched on for the whole day, the test is performed every 10 minutes when at rest.
*Heart rate: If smart monitoring is switched on, the frequency of monitoring is automatically increased to once per minute.
*Sleep: For high-precision sleep tracking, rapid eye movement (REM) monitoring must be switched on in the app or on the Smart Band. Periods of sleep fewer than 20 minutes in length may not be recorded.
Sleep management
Help you sleep through the night
With high-precision sensors for accurate sleep monitoring and data analysis, you can further improve your sleep quality.
Monitor sleep quality
With high-precision sensors, sleep stages are identified more accurately. Detailed heart rate and blood oxygen data can also be viewed.
Monitor sleep cycle
Record your long-term sleep cycle. You can use the sleep cycle data in the Mi Fitness app as a reference to better understand your sleeping habits and patterns.
*You need to activate sleep cycle monitoring through the Mi Fitness app to obtain this data. This product and Mi Fitness are not medical devices. The data and prompts are for reference only and should not be used as a basis for diagnosis or treatment.
[Sleep Animal] data analysis
[Sleep Animal] data analysis function provides comprehensive analysis of your sleep behaviour based on recent user data such as sleeping duration, stress levels and exercise. This way, you can have a clearer understanding of your sleep patterns.
Sleep tips
Tips for rest across the day are provided based on your sleep data to improve your sleeping habits.
150+ sports modes
By your side every step of the way
Stay motivated with advanced algorithms covering metrics such as maximum oxygen consumption, recovery time, training results, load and more. Accurate tracking, no matter whether you're cycling outdoors or sweating it out indoors.
Accumulate vitality points
For more motivation
Convert your 7-day moderate to vigorous activities into a score. Accumulate a total of 100 vitality points over 7 days to experience significant health benefits.
On-wrist running courses
From basic run-walks to advanced aerobic endurance runs, 10 different running courses are supported.
Upgraded Xiaomi Smart Band 9 Running Clip
Go all out on the racetrack
A new generation Xiaomi running clip with convenient attachment and removal. Track and analyse your performance with 13 metrics, including running cadence, stride length and ground contact time ratio.
*The running clip must be purchased separately. The watch face must be oriented towards you when attaching the running clip. Incorrect orientation will affect the accuracy of the data.
*Not recommended for use with the Xiaomi Smart Band 8 due to differences in size which may result in a loose fit, difficulties when removing and inaccurate measurements.
Exceptional experience
21-day long battery life
Supporting you week after week
Thanks to professional low-power consumption sensors and smart power consumption algorithms, Xiaomi Smart Band 9 has an extraordinary battery life of 21 days with regular use.
21 days
Typical battery life*
9 days
Battery life in AOD mode*
6.6 days
Battery life in heavy-load mode*
5 ATM water resistance*
Water-resistant
Take it swimming with you
*Leather and braided straps should not be worn in scenarios where they could come into contact with water or sweat (swimming, general exercise). We recommend wearing other types of straps in such scenarios.
*Not suitable for use in hot showers, hot springs, saunas or when doing fast-paced water sports.
Delicate vibrations
Watch-grade linear motor. 20 unique vibration modes.
Alarm settings
Weather updates
Focus
To-do list
System compatibility function reference
Compatible with Android phones: Android 8.0 and above
Compatible with iOS phones: iOS 12.0 and above
Battery life
Typical usage mode
21 days
21 days
AOD mode
9 days
9 days
Health
Daily activity record
Support
Support
Heart Rate monitoring
Support
Support
Blood oxygen monitoring
Support
Support
Sleep monitoring
Support
Support
Stress monitoring
Support
Support
Female cycle reminder
Support
Support
Breathing training
Support
Support
Sports
150+ sport modes
Support
Support
Running course
Support
Support
Pebble mode
Support
Support
Gadgets
Music control
Only some models support
Support
Alarm
Support
Support
Timer
Support
Support
Stopwatch
Support
Support
Flashlight
Support
Support
Weather
Support
Support
Events
Only Xiaomi/Redmi mobile support
Support
Tasks
Support
Support
Find phone
Support
Support
World clock
Support
Support
Focus
Support
Support
Camera
Only some models support
Support
Adapt APP
Mi Fitness
Mi Fitness
Specifications
Dimensions
46.53 x 21.63 x 10.95 mm
*Height, width and thickness dimensions exclude the strap and protrusions
Weight:
15.8g (without strap)
Band Strap
Size:
135–210 mm
Material:
TPU
Color:
Midnight Black | Glacier Silver | Mystic Rose | Arctic Blue
Display
1.62-inch AMOLED Touch Display
Resolution:
192 x 490 pixels
Brightness:
Up to 1200 nits, adjustable
Battery
Charging type:
Magnetic charging
Charging time:
Approx. 1 hour
Typical usage time:
Up to 21 days
Nominal Capacity:
233mAh
Sensors
Accelerometer sensor / Gyroscope sensor / Optical heart rate sensor / Ambient light sensor
Specifications
5ATM water resistant
App: Mi Fitness
Motor: Linear motor
Compatibility: Supports smartphones with Android 8.0 or iOS 12.0 and above