Huawei Band 9 vs Mi Smart Band 4 comparison

Show Only Differences Highlight Differences	Huawei Band 9	Mi Smart Band 4
key specs
Display Type	AMOLED	AMOLED
Water Resistant	Yes	Yes
Battery Life (Days)	14 Days	20
Heart Rate Monitor	-	Yes
Compatible Devices	-	Android, iOS Phones
general
Brand	Huawei	Mi
Model	Band 9	Smart Band 4
Model Number	KIM-B19	-
Model Name	Band 9	Band 4
Reading Type	Digital	-
Ideal For	Unisex	Unisex
Material	Elastomer	Thermoplastic
Touch Enabled	Yes	Yes
Water Resistant	Yes	Yes
Function	Sleep Health Management, Health Monitoring, Intelligent Brightness Management, Fast Charging and Durable battery	-
Color	-	Black
Suitable For	-	Health, Lifestyle
Dial Shape	-	Rectangle
display and battery features
Display Resolution	194x368	120 x 240 RGB
Display Type	AMOLED	AMOLED
Battery Life (Days)	14 Days	20
Battery Type	Lithium Ion (Li-ion)	Lithium Ion (Li-ion)
Charge Time (hours)	-	2
Battery Capacity (mAh)	-	135
performance features
Shock Resistant	No	Yes
Water-Resistant Depth (metres)	-	50
connectivity features
Wi-Fi Enabled	No	No
Bluetooth Enabled	Yes	Yes
Bluetooth Version	v5.0	v5.0
dimensions
Weight (grams)	14 g	22.1
Width (mm)	-	45.72
Height (mm)	-	12.7
Depth (mm)	-	17.78
ratings
Overall NDTV Rating	-	Read Review
Design and comfort Rating	-
Tracking accuracy Rating	-
Companion app Rating	-
Battery life Rating	-
compatibility
Compatible Devices	-	Android, iOS Phones
activity tracking function
Calories Burned	-	Yes
Distance Covered	-	Yes
Heart Rate Monitor	-	Yes
Phone Notifications	-	Yes
Sleep Tracking	-	Yes
Step Counter	-	Yes
workout modes
Treadmill	-	Yes
Exercise	-	Yes
Outdoor Running	-	Yes
Cycling	-	Yes
Walking	-	Yes
Swimming	-	Yes
sensors
Accelerometer	-	Yes
Gyroscope	-	Yes
Optical Heart Rate Sensor	-	Yes

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