Redmi Band 2 vs Mi Smart Band 4 comparison

Show Only Differences Highlight Differences	Redmi Band 2	Mi Smart Band 4
key specs
Display Type	LCD	AMOLED
Water Resistant	Yes	Yes
Heart Rate Monitor	Yes	Yes
Battery Life (Days)	14	20
Compatible Devices	-	Android, iOS Phones
general
Brand	Redmi	Mi
Model	Band 2	Smart Band 4
Release date	December 27, 2022	-
Model Number	M2225B1	-
Touch Enabled	Yes	Yes
Water Resistant	Yes	Yes
Dial Shape	Rectangle	Rectangle
Model Name	-	Band 4
Color	-	Black
Ideal For	-	Unisex
Material	-	Thermoplastic
Suitable For	-	Health, Lifestyle
display and battery features
Display Resolution	172x320	120 x 240 RGB
Display Type	LCD	AMOLED
Battery Life (Days)	14	20
Charge Time (hours)	2	2
Battery Capacity (mAh)	210	135
Battery Type	-	Lithium Ion (Li-ion)
performance features
Water-Resistant Depth (metres)	50	50
Shock Resistant	-	Yes
connectivity features
Bluetooth Enabled	Yes	Yes
Bluetooth Version	v5.1	v5.0
Wi-Fi Enabled	-	No
compatibility
Compatible Android Version	Android 6.0 and above	-
Compatible Devices	-	Android, iOS Phones
activity tracking function
Heart Rate Monitor	Yes	Yes
SPO2 Monitor	Yes	-
Calories Burned	-	Yes
Distance Covered	-	Yes
Phone Notifications	-	Yes
Sleep Tracking	-	Yes
Step Counter	-	Yes
sensors
Accelerometer	Yes	Yes
Optical Heart Rate Sensor	Yes	Yes
Gyroscope	-	Yes
dimensions
Weight (grams)	14.9	22.1
Width (mm)	42.81	45.72
Height (mm)	25.42	12.7
Depth (mm)	9.99	17.78
ratings
Overall NDTV Rating	-	Read Review
Design and comfort Rating	-
Tracking accuracy Rating	-
Companion app Rating	-
Battery life Rating	-
workout modes
Treadmill	-	Yes
Exercise	-	Yes
Outdoor Running	-	Yes
Cycling	-	Yes
Walking	-	Yes
Swimming	-	Yes

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