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Samsung Galaxy Watch 4 (44mm) vs Samsung Galaxy Watch 4 (40mm) comparison

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key specs
Strap Colour
Black, Green, SilverBlack, Pink Gold, Silver
Display Size
44mm40mm
Compatible OS
AndroidAndroid
Dial Shape
RoundRound
Display Type
AMOLEDAMOLED
Ideal For
UnisexUnisex
general
Brand
SamsungSamsung
Model
Galaxy Watch 4 (44mm)Galaxy Watch 4 (40mm)
Release date
August 11, 2021August 11, 2021
Model Name
Galaxy Watch 4Galaxy Watch 4
Dial Shape
RoundRound
Size
LargeRegular
Touchscreen
YesYes
Interchangeable Strap
YesYes
Water Resistant
YesIP68
Water Resistance Depth
5 ATM5 ATM
Dial Material
AluminiumAluminium
Ideal For
UnisexUnisex
Strap Colour
Black, Green, SilverBlack, Pink Gold, Silver
Dial Colour
Black, Green, SilverBlack, Pink Gold, Silver
dimensions
Width
44.440.4
Height
43.339.3
Thickness
9.89.8
Weight (g)
30.3025.90
product details
Sensor
Samsung 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 Device
AndroidAndroid
Notification
YesYes
Rechargeable Battery
YesYes
connectivity features
Bluetooth
YesYes
Bluetooth Version
5.05.0
Wi-Fi
YesYes
GPS
YesYes
Other Connectivity Features
NFC,GPS,Glonass-
platform and storage features
Operating System
One UI Watch 3One UI Watch 3
Compatible Operating System
AndroidAndroid
Number of Cores
dual-core-
RAM
1.5GB1.5GB
Processor Name
Exynos W920Exynos W920
Processor Speed
1.18GHz-
Internal Memory
16GB16GB
camera and display features
Display Resolution
450x450396x396
Display Size
44mm40mm
Display Type
AMOLEDAMOLED
Scratch Resistant
Yes, Gorilla Glass DXYes, Gorilla Glass DX
fitness and watch functions
Step Count
YesYes
Calorie Count
YesYes
Heart Rate Monitor
YesYes
Compass
YesYes
Calendar
YesYes
Alarm Clock
YesYes
Date & Time Display
YesYes
Language
EnglishEnglish
Number of Buttons
22
Other Watch Functions
Heart rate, blood oxygen, SpO2Heart rate, blood oxygen, SpO2 Sensor
audio and video features
Speaker
YesYes

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