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Xiaomi Watch S4 15th Anniversary Edition vs Xiaomi Watch 2

Xiaomi Watch S4 15th Anniversary Edition vs Xiaomi Watch 2 comparison

Show Only Differences Highlight Differences	Xiaomi Watch S4 15th Anniversary Edition	Xiaomi Watch 2
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 2
Release date	May 23, 2025	February 25, 2024
Model Name	Xiaomi Watch S4 15th Anniversary Edition	Xiaomi Watch 2
Dial Colour	Black	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
Dial Material	-	Stainless Steel
dimensions
Width	47.3	47.5
Height	47.3	45.9
Thickness	12	11.8
Weight (g)	44.50	36.80
product details
Sensor	Heart Rate Monitor, Stress, Sleep	Optical heart rate, Accelerometer, Gyroscope, Ambient light, Electronic compass, Barometer sensor
Compatible Device	Android and iOS	-
Battery Type	486mAh	495
Battery Life	-	65 hours
Rechargeable Battery	-	Yes
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	-
platform and storage features
Operating System	HyperOS 2	WearOS
Compatible Operating System	Android 8.0 or above, iOS 12.0 or above	-
RAM	-	2GB
Processor Name	-	Qualcomm Snapdragon W5+ Gen 1
Internal Memory	-	32GB
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	Yes
Date & Time Display	Yes	Yes
Language	English	English
Calendar	-	Yes

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