Samsung Galaxy Watch 4 Classic (42mm) vs Samsung Galaxy Watch 4 (40mm) comparison

Compare Samsung Galaxy Watch 4 Classic (42mm)
Compare Samsung Galaxy Watch 4 (40mm)
key specs
Display Size42mm40mm
Compatible OSAndroidAndroid
Dial ShapeRoundRound
Display TypeAMOLEDAMOLED
Ideal ForUnisexUnisex
Strap Colour-Black, Pink Gold, Silver
general
BrandSamsungSamsung
ModelGalaxy Watch 4 Classic (42mm)Galaxy Watch 4 (40mm)
Release dateAugust 11, 2021August 11, 2021
Model NameGalaxy Watch 4 ClassicGalaxy Watch 4
Dial ShapeRoundRound
SizeRegularRegular
TouchscreenYesYes
Interchangeable StrapYesYes
Water ResistantIP68IP68
Water Resistance Depth5 ATM5 ATM
Dial MaterialStainless SteelAluminium
Ideal ForUnisexUnisex
Strap Colour-Black, Pink Gold, Silver
Dial Colour-Black, Pink Gold, Silver
dimensions
Width41.540.4
Height41.539.3
Thickness11.29.8
Weight (g)46.5025.90
product details
SensorSamsung BioActive Sensor (Optical Heart Rate + Electrical Heart + Bioelectrical Impedance Analysis), Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light SensorSamsung BioActive Sensor (Optical Heart Rate + Electrical Heart + Bioelectrical Impedance Analysis), Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor
Compatible DeviceAndroidAndroid
NotificationYesYes
Rechargeable BatteryYesYes
connectivity features
BluetoothYesYes
Bluetooth Version5.05.0
Wi-FiYesYes
GPSYesYes
platform and storage features
Operating SystemOne UI Watch 3One UI Watch 3
Compatible Operating SystemAndroidAndroid
RAM1.5GB1.5GB
Processor NameExynos W920Exynos W920
Internal Memory16GB16GB
camera and display features
Display Resolution396x396396x396
Display Size42mm40mm
Display TypeAMOLEDAMOLED
Scratch ResistantGorilla Glass DXYes, Gorilla Glass DX
fitness and watch functions
Step CountYesYes
Calorie CountYesYes
Heart Rate MonitorYesYes
CompassYesYes
CalendarYesYes
Alarm ClockYesYes
Date & Time DisplayYesYes
LanguageEnglishEnglish
Number of Buttons22
Other Watch FunctionsHeart rate, blood oxygen, SpO2 SensorHeart rate, blood oxygen, SpO2 Sensor
audio and video features
SpeakerYesYes
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