Xiaomi Watch S4 15th Anniversary Edition vs Xiaomi Watch S4 comparison

Show Only Differences Highlight Differences	Xiaomi Watch S4 15th Anniversary Edition	Xiaomi Watch S4
key specs
Display Size	36mm	-
Compatible OS	Android 8.0 or above, iOS 12.0 or above	-
Dial Shape	Round	Round
Display Type	AMOLED	AMOLED
Ideal For	Unisex	Unisex
general
Brand	Xiaomi	Xiaomi
Model	Watch S4 15th Anniversary Edition	Watch S4
Release date	May 23, 2025	October 29, 2024
Model Name	Xiaomi Watch S4 15th Anniversary Edition	-
Dial Colour	Black	-
Dial Shape	Round	Round
Size	Regular	Regular
Touchscreen	1.43	1.43
Interchangeable Strap	Yes	Yes
Water Resistant	5 ATM	5 ATM
Usage	Regular	Regular
Ideal For	Unisex	Unisex
dimensions
Width	47.3	47.3
Height	47.3	47.3
Thickness	12	12
Weight (g)	44.50	44.50
product details
Sensor	Heart Rate Monitor, Stress, Sleep	heart rate, SpO2, steps, sleep tracker
Compatible Device	Android and iOS	-
Battery Type	486mAh	486mAh
Battery Life	-	15
connectivity features
Bluetooth	Yes	Yes
Bluetooth Version	5.3	5.2
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Other Connectivity Features	NFC, Galileo, Glonass, Beidou, QZSS	NFC, Galileo, Glonass, Beidou, QZSS
platform and storage features
Operating System	HyperOS 2	HyperOS 2
Compatible Operating System	Android 8.0 or above, iOS 12.0 or above	-
camera and display features
Display Resolution	466 x 466	466 x 466
Display Size	36mm	-
Display Type	AMOLED	AMOLED
fitness and watch functions
Step Count	Yes	Yes
Calorie Count	Yes	-
Heart Rate Monitor	Yes	Yes
Alarm Clock	Yes	-
Date & Time Display	Yes	Yes
Language	English	-

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