boAt Storm Call 4 vs Xiaomi Smart Band 9 Pro comparison

Show Only Differences Highlight Differences	boAt Storm Call 4	Xiaomi Smart Band 9 Pro
key specs
Display Size	49mm	-
Compatible OS	iOS, Android	-
Ideal For	Unisex	Unisex
Dial Shape	-	Rectangle
Display Type	-	AMOLED
general
Brand	boAt	Xiaomi
Model	Storm Call 4	Smart Band 9 Pro
Release date	May 29, 2026	October 29, 2024
Model Name	Boat Storm Call 4	-
Dial Colour	Black	-
Size	Regular	Regular
Touchscreen	Yes	1.74
Water Resistant	IP68	5 ATM
Usage	Regular	Regular
Ideal For	Unisex	Unisex
Dial Shape	-	Rectangle
connectivity features
Call Function	Yes	-
Bluetooth	Yes	Yes
Messaging Support	Yes	-
Third Party App Support	Yes	-
Bluetooth Version	-	5.4
Other Connectivity Features	-	GNSS, NFC
platform and storage features
Compatible Operating System	iOS, Android	-
Operating System	-	HyperOS 2
camera and display features
Display Resolution	240x282	336 x 480
Display Size	49mm	-
Display Type	-	AMOLED
fitness and watch functions
Step Count	Yes	Yes
Calorie Count	Yes	-
Heart Rate Monitor	Yes	Yes
Calendar	Yes	Yes
Alarm Clock	Yes	Yes
Date & Time Display	-	Yes
dimensions
Width	-	43.27
Height	-	32.49
Thickness	-	10.2
Weight (g)	-	24.50
product details
Sensor	-	heart rate, SpO2, steps
Battery Type	-	350
Battery Life	-	21 days

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