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Xiaomi Watch S4 15th Anniversary Edition vs Xiaomi Mi Band 8

Xiaomi Watch S4 15th Anniversary Edition vs Xiaomi Mi Band 8 comparison

Show Only Differences Highlight Differences	Xiaomi Watch S4 15th Anniversary Edition	Xiaomi Mi Band 8
key specs
Display Size	36mm	-
Compatible OS	Android 8.0 or above, iOS 12.0 or above	-
Dial Shape	Round	-
Display Type	AMOLED	-
Ideal For	Unisex	Unisex
Strap Colour	-	Black, Green, Yellow, Gold
general
Brand	Xiaomi	Xiaomi
Model	Watch S4 15th Anniversary Edition	Mi Band 8
Release date	May 23, 2025	April 18, 2023
Model Name	Xiaomi Watch S4 15th Anniversary Edition	-
Dial Colour	Black	Black
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
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 Monitor, Stress, Sleep	optical heart rate and blood oxygen sensor, six-axis motion sensor
Compatible Device	Android and iOS	-
Battery Type	486mAh	190mAh
Battery Life	-	16 days
Charge Time	-	1 hour
Rechargeable Battery	-	Yes
connectivity features
Bluetooth	Yes	Yes
Bluetooth Version	5.3	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	-
Compatible Operating System	Android 8.0 or above, iOS 12.0 or above	-
camera and display features
Display Resolution	466 x 466	-
Display Size	36mm	-
Display Type	AMOLED	-
fitness and watch functions
Step Count	Yes	Yes
Calorie Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Alarm Clock	Yes	Yes
Date & Time Display	Yes	Yes
Language	English	Simplified Chinese, Traditional Chinese, English
Altimeter	-	Yes
Compass	-	Yes
Calendar	-	Yes
Chronograph	-	Yes

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