Xiaomi Mi Band 9 vs Xiaomi Watch S4 Sport comparison

Show Only Differences Highlight Differences	Xiaomi Mi Band 9	Xiaomi Watch S4 Sport
key specs
Dial Shape	Rectangle	Round
Ideal For	Unisex	Unisex
Display Type	-	AMOLED
general
Brand	Xiaomi	Xiaomi
Model	Mi Band 9	Watch S4 Sport
Release date	July 19, 2024	July 19, 2024
Dial Shape	Rectangle	Round
Size	Regular	Regular
Touchscreen	1.62	1.43
Interchangeable Strap	Yes	Yes
Water Resistant	5ATM	5 ATM
Usage	Regular	Regular
Ideal For	Unisex	Unisex
dimensions
Width	21.6	46.9
Height	46.5	46.9
Thickness	10.99	12.6
Weight (g)	15.80	49.00
product details
Sensor	Optical heart rate, blood oxygen, six-axis motion	heart rate, SpO2, steps, sleep tracker
Battery Type	233	586mAh
Battery Life	-	15 days
Other Features	-	stress, meanstrual health tracking
connectivity features
Bluetooth	Yes	Yes
Bluetooth Version	5.4	5.2
platform and storage features
Operating System	HyperOS	HyperOS
RAM	-	32MB
Internal Memory	-	32GB
camera and display features
Display Resolution	192 x 490	466 x 466
Display Type	-	AMOLED
fitness and watch functions
Step Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Calendar	Yes	Yes
Date & Time Display	Yes	Yes

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