boAt Storm Call 4 vs Xiaomi Watch S4 15th Anniversary Edition comparison

Show Only Differences Highlight Differences	boAt Storm Call 4	Xiaomi Watch S4 15th Anniversary Edition
key specs
Display Size	49mm	36mm
Compatible OS	iOS, Android	Android 8.0 or above, iOS 12.0 or above
Ideal For	Unisex	Unisex
Dial Shape	-	Round
Display Type	-	AMOLED
general
Brand	boAt	Xiaomi
Model	Storm Call 4	Watch S4 15th Anniversary Edition
Release date	May 29, 2026	May 23, 2025
Model Name	Boat Storm Call 4	Xiaomi Watch S4 15th Anniversary Edition
Dial Colour	Black	Black
Size	Regular	Regular
Touchscreen	Yes	1.43
Water Resistant	IP68	5 ATM
Usage	Regular	Regular
Ideal For	Unisex	Unisex
Dial Shape	-	Round
Interchangeable Strap	-	Yes
connectivity features
Call Function	Yes	-
Bluetooth	Yes	Yes
Messaging Support	Yes	-
Third Party App Support	Yes	-
Bluetooth Version	-	5.3
Wi-Fi	-	Yes
GPS	-	Yes
Other Connectivity Features	-	NFC, Galileo, Glonass, Beidou, QZSS
platform and storage features
Compatible Operating System	iOS, Android	Android 8.0 or above, iOS 12.0 or above
Operating System	-	HyperOS 2
camera and display features
Display Resolution	240x282	466 x 466
Display Size	49mm	36mm
Display Type	-	AMOLED
fitness and watch functions
Step Count	Yes	Yes
Calorie Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Calendar	Yes	-
Alarm Clock	Yes	Yes
Date & Time Display	-	Yes
Language	-	English
dimensions
Width	-	47.3
Height	-	47.3
Thickness	-	12
Weight (g)	-	44.50
product details
Sensor	-	Heart Rate Monitor, Stress, Sleep
Compatible Device	-	Android and iOS
Battery Type	-	486mAh

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