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Samsung Galaxy Watch 3 4G (45mm) vs Samsung Galaxy Watch 4 (44mm)

Samsung Galaxy Watch 3 4G (45mm) vs Samsung Galaxy Watch 4 (44mm) comparison

Show Only Differences Highlight Differences	Samsung Galaxy Watch 3 4G (45mm)	Samsung Galaxy Watch 4 (44mm)
ratings
Overall NDTV Rating	Read Review	-
Design and comfort Rating		-
Tracking accuracy Rating		-
Companion app Rating		-
Software and ecosystem Rating		-
Battery life Rating		-
key specs
Display Size	45mm	44mm
Compatible OS	Android, iOS	Android
Strap Material	Leather	-
Dial Shape	Round	Round
Display Type	Super AMOLED	AMOLED
Strap Colour	-	Black, Green, Silver
Ideal For	-	Unisex
general
Brand	Samsung	Samsung
Model	Galaxy Watch 3 4G (45mm)	Galaxy Watch 4 (44mm)
Release date	August 5, 2020	August 11, 2021
Model Name	Galaxy Watch 3 4G (45mm)	Galaxy Watch 4
Dial Shape	Round	Round
Strap Material	Leather	-
Touchscreen	Yes	Yes
Water Resistant	5ATM + IP68	Yes
Water Resistance Depth	50	5 ATM
Dial Material	Stainless Steel, Titanium	Aluminium
Dial Colour	Mystic Black, Mystic Bronze, Mystic Silver	Black, Green, Silver
Size	-	Large
Interchangeable Strap	-	Yes
Ideal For	-	Unisex
Strap Colour	-	Black, Green, Silver
dimensions
Width	45	44.4
Height	46.2	43.3
Thickness	11.1	9.8
Weight (g)	53.80	30.30
product details
Sensor	Accelerometer, Barometer, Gyro Sensor, Light Sensor, Optical Heart Rate Sensor, Electrical Heart Sensor	Samsung BioActive Sensor (Optical Heart Rate + Electrical Heart + Bioelectrical Impedance Analysis), Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor
Compatible Device	Android 5.0 or later and with more than 1.5GB of RAM, iPhone 5 or later models with iOS 9.0 or later	Android
Notification	Yes	Yes
Charger Type	Wireless	-
Rechargeable Battery	Yes	Yes
connectivity features
Call Function	Yes	-
Bluetooth	Yes	Yes
Bluetooth Version	5.0	5.0
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Other Connectivity Features	LTE, Wi-Fi b/g/n, NFC, Glonass, Beidou, Galileo	NFC,GPS,Glonass
platform and storage features
Operating System	Tizen based Wearable OS 5.5	One UI Watch 3
Compatible Operating System	Android, iOS	Android
Number of Cores	dual-core	dual-core
RAM	1MB	1.5GB
Processor Name	Exynos 9110	Exynos W920
Internal Memory	8GB	16GB
Processor Speed	-	1.18GHz
camera and display features
Display Resolution	360 x 360	450x450
Display Size	45mm	44mm
Display Type	Super AMOLED	AMOLED
Scratch Resistant	Corning Gorilla Glass DX	Yes, Gorilla Glass DX
fitness and watch functions
Step Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Calendar	Yes	Yes
Alarm Clock	Yes	Yes
Date & Time Display	Yes	Yes
Number of Buttons	2	2
Calorie Count	-	Yes
Compass	-	Yes
Language	-	English
Other Watch Functions	-	Heart rate, blood oxygen, SpO2
audio and video features
Speaker	Yes	Yes
Gesture Control	Yes	-
Microphone	Yes	-

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