Xiaomi Mi Band 9 vs Xiaomi Mi Band 8 comparison

Show Only Differences Highlight Differences	Xiaomi Mi Band 9	Xiaomi Mi Band 8
key specs
Dial Shape	Rectangle	-
Ideal For	Unisex	Unisex
Strap Colour	-	Black, Green, Yellow, Gold
general
Brand	Xiaomi	Xiaomi
Model	Mi Band 9	Mi Band 8
Release date	July 19, 2024	April 18, 2023
Dial Shape	Rectangle	-
Size	Regular	-
Touchscreen	1.62	1.62
Interchangeable Strap	Yes	Yes
Water Resistant	5ATM	5 ATM
Usage	Regular	Regular
Ideal For	Unisex	Unisex
Model Number	-	M2239B1
Dial Colour	-	Black
Strap Colour	-	Black, Green, Yellow, Gold
dimensions
Width	21.6	22.5
Height	46.5	48
Thickness	10.99	10.99
Weight (g)	15.80	27.00
product details
Sensor	Optical heart rate, blood oxygen, six-axis motion	optical heart rate and blood oxygen sensor, six-axis motion sensor
Battery Type	233	190mAh
Battery Life	-	16 days
Charge Time	-	1 hour
Rechargeable Battery	-	Yes
connectivity features
Bluetooth	Yes	Yes
Bluetooth Version	5.4	5.1
Call Function	-	No
platform and storage features
Operating System	HyperOS	-
camera and display features
Display Resolution	192 x 490	-
fitness and watch functions
Step Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Calendar	Yes	Yes
Date & Time Display	Yes	Yes
Calorie Count	-	Yes
Altimeter	-	Yes
Compass	-	Yes
Alarm Clock	-	Yes
Chronograph	-	Yes
Language	-	Simplified Chinese, Traditional Chinese, English

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