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Xiaomi Watch S4 15th Anniversary Edition vs Samsung Galaxy Watch 3 4G (45mm)

Xiaomi Watch S4 15th Anniversary Edition vs Samsung Galaxy Watch 3 4G (45mm) comparison

Show Only Differences Highlight Differences	Xiaomi Watch S4 15th Anniversary Edition	Samsung Galaxy Watch 3 4G (45mm)
key specs
Display Size	36mm	45mm
Compatible OS	Android 8.0 or above, iOS 12.0 or above	Android, iOS
Dial Shape	Round	Round
Display Type	AMOLED	Super AMOLED
Ideal For	Unisex	-
Strap Material	-	Leather
general
Brand	Xiaomi	Samsung
Model	Watch S4 15th Anniversary Edition	Galaxy Watch 3 4G (45mm)
Release date	May 23, 2025	August 5, 2020
Model Name	Xiaomi Watch S4 15th Anniversary Edition	Galaxy Watch 3 4G (45mm)
Dial Colour	Black	Mystic Black, Mystic Bronze, Mystic Silver
Dial Shape	Round	Round
Size	Regular	-
Touchscreen	1.43	Yes
Interchangeable Strap	Yes	-
Water Resistant	5 ATM	5ATM + IP68
Usage	Regular	-
Ideal For	Unisex	-
Strap Material	-	Leather
Water Resistance Depth	-	50
Dial Material	-	Stainless Steel, Titanium
dimensions
Width	47.3	45
Height	47.3	46.2
Thickness	12	11.1
Weight (g)	44.50	53.80
product details
Sensor	Heart Rate Monitor, Stress, Sleep	Accelerometer, Barometer, Gyro Sensor, Light Sensor, Optical Heart Rate Sensor, Electrical Heart Sensor
Compatible Device	Android and iOS	Android 5.0 or later and with more than 1.5GB of RAM, iPhone 5 or later models with iOS 9.0 or later
Battery Type	486mAh	-
Notification	-	Yes
Charger Type	-	Wireless
Rechargeable Battery	-	Yes
connectivity features
Bluetooth	Yes	Yes
Bluetooth Version	5.3	5.0
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Other Connectivity Features	NFC, Galileo, Glonass, Beidou, QZSS	LTE, Wi-Fi b/g/n, NFC, Glonass, Beidou, Galileo
Call Function	-	Yes
platform and storage features
Operating System	HyperOS 2	Tizen based Wearable OS 5.5
Compatible Operating System	Android 8.0 or above, iOS 12.0 or above	Android, iOS
Number of Cores	-	dual-core
RAM	-	1MB
Processor Name	-	Exynos 9110
Internal Memory	-	8GB
camera and display features
Display Resolution	466 x 466	360 x 360
Display Size	36mm	45mm
Display Type	AMOLED	Super AMOLED
Scratch Resistant	-	Corning Gorilla Glass DX
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	-
Calendar	-	Yes
Number of Buttons	-	2
ratings
Overall NDTV Rating	-	Read Review
Design and comfort Rating	-
Tracking accuracy Rating	-
Companion app Rating	-
Software and ecosystem Rating	-
Battery life Rating	-
audio and video features
Speaker	-	Yes
Gesture Control	-	Yes
Microphone	-	Yes

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