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Xiaomi Watch S4 15th Anniversary Edition vs Samsung Galaxy Fit 3

Xiaomi Watch S4 15th Anniversary Edition vs Samsung Galaxy Fit 3 comparison

Show Only Differences Highlight Differences	Xiaomi Watch S4 15th Anniversary Edition	Samsung Galaxy Fit 3
key specs
Display Size	36mm	40mm
Compatible OS	Android 8.0 or above, iOS 12.0 or above	-
Dial Shape	Round	Rectangle
Display Type	AMOLED	AMOLED
Ideal For	Unisex	Unisex
general
Brand	Xiaomi	Samsung
Model	Watch S4 15th Anniversary Edition	Galaxy Fit 3
Release date	May 23, 2025	-
Model Name	Xiaomi Watch S4 15th Anniversary Edition	Galaxy Fit 3
Dial Colour	Black	-
Dial Shape	Round	Rectangle
Size	Regular	Regular
Touchscreen	1.43	Yes
Interchangeable Strap	Yes	Yes
Water Resistant	5 ATM	5 ATM
Usage	Regular	Regular
Ideal For	Unisex	Unisex
Model Number	-	SM-R390NIDAMEA
Dial Material	-	Aluminium
dimensions
Width	47.3	28.8
Height	47.3	42.9
Thickness	12	9.9
Weight (g)	44.50	36.80
product details
Sensor	Heart Rate Monitor, Stress, Sleep	-
Compatible Device	Android and iOS	-
Battery Type	486mAh	208
Battery Life	-	13 days
Rechargeable Battery	-	Yes
connectivity features
Bluetooth	Yes	Yes
Bluetooth Version	5.3	5.3
Wi-Fi	Yes	No
GPS	Yes	No
Other Connectivity Features	NFC, Galileo, Glonass, Beidou, QZSS	-
platform and storage features
Operating System	HyperOS 2	FreeRTOS
Compatible Operating System	Android 8.0 or above, iOS 12.0 or above	-
RAM	-	16MB
Internal Memory	-	256MB
camera and display features
Display Resolution	466 x 466	256 x 402
Display Size	36mm	40mm
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
Number of Buttons	-	One
Other Fitness Features	-	Stress tracker, heart rate monitor

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