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Wearable comparison

Xiaomi Band 9 vs Xiaomi Band 7

Compare battery life, health tracking, display and fit.

Compared products
01Selected
Xiaomi Smart Band 9

Xiaomi Smart Band 9

  • Screen: 192 × 490 pixels.
  • 233 mAh battery capacity.
  • 5 ATM.
  • Weighs 15.8 g.
  • Sensors: accelerometer.
KSh 6,550Out of Stock
02
Xiaomi Smart Band 7 (Global)

Xiaomi Smart Band 7 (Global)

  • 13.5 g.
  • Screen: 192 × 490 pixels; 326 ppi.
  • 180 mAh battery capacity.
  • Bluetooth 5.2.
  • 5 ATM.
KSh 6,890In Stock
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Xiaomi Smart Band 8KSh 6,500
2 of 4 products

Our quick verdict

The Xiaomi Smart Band 9 is the stronger choice: it has a bigger battery (233 mAh) and is slimmer, while the Xiaomi Smart Band 7 is lighter to wear all day.

Display

Xiaomi Smart Band 9
192 × 490 pixels
Xiaomi Smart Band 7
192 × 490 pixels; 326 ppi

Capacity

Xiaomi Smart Band 9
233 mAh battery capacity
Xiaomi Smart Band 7
180 mAh battery capacity

Portability

Xiaomi Smart Band 9
15.8 g
Xiaomi Smart Band 7
13.5 g

Sleep tracking

Xiaomi Smart Band 9
Sleep monitoring
Xiaomi Smart Band 7
Deep sleep, light sleep

charging time

Xiaomi Smart Band 9
Approximately 1 hour
Xiaomi Smart Band 7
Up to 2 hours

Key differences

The main differences to help you choose.

Xiaomi Smart Band 9

  • Bigger battery: 233 mAh (vs 180 mAh).
  • Longer battery life: up to 21 days in typical use (vs 14).
  • Later model in the same series (9 vs 7).
  • Slimmer: 10.95 mm thick (vs 12.25 mm).

Xiaomi Smart Band 7

  • Lighter: 13.5 g (vs 15.8 g).

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

More topicsFewer topics
6 priorities selected.
How each product answers the selected priorities
PriorityXiaomi Smart Band 9Xiaomi Smart Band 7
Battery life233 mAh battery180 mAh battery
Portability15.8 g13.5 g
Display1.62-inch OLED display, 60 Hz1.62-inch OLED display, 326 ppi
Sleep trackingSleep monitoringDeep sleep, light sleep
charging timeApproximately 1 hourUp to 2 hours
Health & wellness featuresHeart rate, blood oxygenHeart-rate monitoring, spO₂

Detailed comparison

Explore the full specifications, section by section.

Display

Display specifications comparison
SpecificationXiaomi Smart Band 9Xiaomi Smart Band 7 (Global)
Display1.62-inch AMOLED touch display1.62-inch AMOLED touch display
Screen resolution192 × 490 pixels192 × 490 pixels; 326 ppi
Display featuresUp to 1,200-nit peak brightness; automatic brightness; 60Hz refresh rate varies by interfaceAlways-on mode; adjustable brightness up to 500 nits
Display protection—Tempered glass with anti-fingerprint coating

Connectivity

Connectivity specifications comparison
SpecificationXiaomi Smart Band 9Xiaomi Smart Band 7 (Global)
Bluetooth—Bluetooth 5.2 BLE

Identity & design

Identity & design specifications comparison
SpecificationXiaomi Smart Band 9Xiaomi Smart Band 7 (Global)
BrandXiaomiXiaomi
ModelXiaomi Smart Band 9Xiaomi Smart Band 7 (Global)
Dimensions46.53 × 21.63 × 10.95 mm, excluding strap and protrusions46.5 × 20.7 × 12.25 mm, excluding strap and protrusions
Weight15.8 g without strap13.5 g
Build materialsMetallic frame—
Wrist size135–210 mm160–224 mm
Strap / bandTPUTPU
Controls / buttonsTouchscreen interfaceAMOLED touchscreen interface

Health & fitness

Health & fitness specifications comparison
SpecificationXiaomi Smart Band 9Xiaomi Smart Band 7 (Global)
SensorsAccelerometer; gyroscope; optical heart-rate sensor; ambient-light sensor6-axis motion sensor: 3-axis accelerometer and 3-axis gyroscope; PPG heart-rate sensor
Health & wellness featuresHeart rate; blood oxygen; stress; menstrual-cycle records; personal wellness reference onlyHeart-rate monitoring; SpO₂; menstrual-cycle tracking; stress monitoring; breathing exercises; PAI
Sleep trackingSleep monitoring; REM and other advanced monitoring require enabling relevant settingsDeep sleep; light sleep; REM; naps; sleep-breathing quality
Sports / workout modes150+ sports modes; ten on-wrist running courses110+ fitness modes

Smart features

Smart features specifications comparison
SpecificationXiaomi Smart Band 9Xiaomi Smart Band 7 (Global)
Smart features / notificationsCall and notification reminders through paired phone; selected features require Mi Fitness running in backgroundMessage and incoming-call notifications through paired phone; Mi Fitness must run in background
Watch facesMore than 200 watch faces through Mi Fitness; supported personalised photo facesMore than 100 band faces

Battery & durability

Battery & durability specifications comparison
SpecificationXiaomi Smart Band 9Xiaomi Smart Band 7 (Global)
Battery capacity233 mAh180 mAh
Battery lifeUp to 21 days typical useAt least 14 days typical use
ChargingMagnetic chargingMagnetic charging
Water resistance5 ATM5 ATM

Compatibility

Compatibility specifications comparison
SpecificationXiaomi Smart Band 9Xiaomi Smart Band 7 (Global)
Phone compatibilityAndroid 8.0 or later; iOS 12.0 or laterAndroid 6.0 or later; iOS 10.0 or later
Companion appMi FitnessMi Fitness
ColorsMidnight Black; Glacier Silver; Mystic Rose; Arctic Blue; Titan GrayBlack band with standard TPU strap; optional replacement straps sold separately

Additional specifications

Additional specifications specifications comparison
SpecificationXiaomi Smart Band 9Xiaomi Smart Band 7 (Global)
component variantsStandard TPU-strap edition; optional straps and running clip sold separatelyStandard Global band with TPU strap
motorLinear motor—
strap materialTPUTPU
clipOptional Xiaomi Smart Band 9 Running Clip, sold separately—
secondary battery lifeUp to nine days with AOD; 6.6 days heavy use under manufacturer test conditionsUp to nine days heavy use under manufacturer test conditions
charging timeApproximately 1 hourUp to 2 hours
movement sensorsAccelerometer and gyroscopeThree-axis accelerometer and three-axis gyroscope
packing listBand; magnetic charging cable; user manualBand body; strap; charging cable; user manual
clasp—Aluminium-alloy buckle
connectivity—Bluetooth 5.2 Low Energy; paired-phone connection through Mi Fitness
smart recognition—Automatic detection: outdoor running; walking; treadmill; rowing machine; elliptical

Similarities

  • Both are water resistant to 50 m.
  • Both have OLED displays.
  • Both have 1.62-inch screens.
  • Both have 192 × 490 screens.
  • Same strap / band: TPU.

In summary

For most buyers the Xiaomi Smart Band 9 is the better buy; the Xiaomi Smart Band 7 makes sense if you want a lighter band for all-day wear.

Back to compared products ↑

In-stock alternatives

Xiaomi Smart Band 8For Xiaomi Smart Band 9Xiaomi Smart Band 8View product ↗Huawei Band 10For Xiaomi Smart Band 9Huawei Band 10View product ↗Huawei Band 9For Xiaomi Smart Band 7 (Global)Huawei Band 9View product ↗Oraimo Watch 2 ProFor Xiaomi Smart Band 7 (Global)Oraimo Watch 2 ProView product ↗

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