Samsung Galaxy Watch 4 Classic (42mm) vs Samsung Galaxy Watch 3 (41mm) comparison

Compare Samsung Galaxy Watch 4 Classic (42mm)
Compare Samsung Galaxy Watch 3 (41mm)
key specs
Display Size42mm41mm
Compatible OSAndroidAndroid, iOS
Dial ShapeRoundRound
Display TypeAMOLEDSuper AMOLED
Ideal ForUnisex-
Strap Material-Leather
general
BrandSamsungSamsung
ModelGalaxy Watch 4 Classic (42mm)Galaxy Watch 3 (41mm)
Release dateAugust 11, 2021August 5, 2020
Model NameGalaxy Watch 4 ClassicGalaxy Watch 3 (41mm)
Dial ShapeRoundRound
SizeRegular-
TouchscreenYesYes
Interchangeable StrapYes-
Water ResistantIP68Yes
Water Resistance Depth5 ATM-
Dial MaterialStainless SteelStainless Steel
Ideal ForUnisex-
Strap Material-Leather
Dial Colour-Mystic Black, Mystic Bronze, Mystic Silver
dimensions
Width41.541
Height41.542.5
Thickness11.211.3
Weight (g)46.5048.20
product details
SensorSamsung BioActive Sensor (Optical Heart Rate + Electrical Heart + Bioelectrical Impedance Analysis), Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light SensorAccelerometer, Barometer, Gyro Sensor, Light Sensor, Optical Heart Rate Sensor, Electrical Heart Sensor
Compatible DeviceAndroidAndroid 5.0 or later and with more than 1.5GB of RAM, iPhone 5 or later models with iOS 9.0 or later
NotificationYesYes
Rechargeable BatteryYesYes
Charger Type-Wireless
connectivity features
BluetoothYesYes
Bluetooth Version5.05.0
Wi-FiYesYes
GPSYesYes
Other Connectivity Features-Wi-Fi b/g/n, NFC, Glonass, Beidou, Galileo
platform and storage features
Operating SystemOne UI Watch 3Tizen based Wearable OS 5.5
Compatible Operating SystemAndroidAndroid, iOS
RAM1.5GB1MB
Processor NameExynos W920Exynos 9110
Internal Memory16GB8GB
Number of Cores-dual-core
camera and display features
Display Resolution396x396360 x 360
Display Size42mm41mm
Display TypeAMOLEDSuper AMOLED
Scratch ResistantGorilla Glass DXCorning Gorilla Glass DX
fitness and watch functions
Step CountYesYes
Calorie CountYes-
Heart Rate MonitorYesYes
CompassYes-
CalendarYesYes
Alarm ClockYesYes
Date & Time DisplayYesYes
LanguageEnglish-
Number of Buttons22
Other Watch FunctionsHeart rate, blood oxygen, SpO2 Sensor-
audio and video features
SpeakerYesYes
Gesture Control-Yes
Microphone-Yes
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