Xiaomi Watch S4 vs Xiaomi Mi Band 8 comparison

Show Only Differences Highlight Differences	Xiaomi Watch S4	Xiaomi Mi Band 8
key specs
Dial Shape	Round	-
Display Type	AMOLED	-
Ideal For	Unisex	Unisex
Strap Colour	-	Black, Green, Yellow, Gold
general
Brand	Xiaomi	Xiaomi
Model	Watch S4	Mi Band 8
Release date	October 29, 2024	April 18, 2023
Dial Shape	Round	-
Size	Regular	-
Touchscreen	1.43	1.62
Interchangeable Strap	Yes	Yes
Water Resistant	5 ATM	5 ATM
Usage	Regular	Regular
Ideal For	Unisex	Unisex
Model Number	-	M2239B1
Dial Colour	-	Black
Strap Colour	-	Black, Green, Yellow, Gold
dimensions
Width	47.3	22.5
Height	47.3	48
Thickness	12	10.99
Weight (g)	44.50	27.00
product details
Sensor	heart rate, SpO2, steps, sleep tracker	optical heart rate and blood oxygen sensor, six-axis motion sensor
Battery Type	486mAh	190mAh
Battery Life	15	16 days
Charge Time	-	1 hour
Rechargeable Battery	-	Yes
connectivity features
Bluetooth	Yes	Yes
Bluetooth Version	5.2	5.1
Wi-Fi	Yes	-
GPS	Yes	-
Other Connectivity Features	NFC, Galileo, Glonass, Beidou, QZSS	-
Call Function	-	No
platform and storage features
Operating System	HyperOS 2	-
camera and display features
Display Resolution	466 x 466	-
Display Type	AMOLED	-
fitness and watch functions
Step Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Date & Time Display	Yes	Yes
Calorie Count	-	Yes
Altimeter	-	Yes
Compass	-	Yes
Calendar	-	Yes
Alarm Clock	-	Yes
Chronograph	-	Yes
Language	-	Simplified Chinese, Traditional Chinese, English

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