Samsung Galaxy Watch 3 4G (45mm) vs Samsung Galaxy Watch 4G (42mm) comparison

Compare Samsung Galaxy Watch 3 4G (45mm)
Compare Samsung Galaxy Watch 4G (42mm)
ratings
Overall NDTV RatingRead Review-
Design and comfort Rating-
Tracking accuracy Rating-
Companion app Rating-
Software and ecosystem Rating-
Battery life Rating-
key specs
Display Size45mm42mm
Compatible OSAndroid, iOS-
Strap MaterialLeatherSilicone
Dial ShapeRound-
Display TypeSuper AMOLEDSuper AMOLED
Ideal For-Unisex
general
BrandSamsungSamsung
ModelGalaxy Watch 3 4G (45mm)Galaxy Watch 4G (42mm)
Release dateAugust 5, 2020August 22, 2018
Model NameGalaxy Watch 3 4G (45mm)Galaxy Watch 4G
Dial ShapeRound-
Strap MaterialLeatherSilicone
TouchscreenYesYes
Water Resistant5ATM + IP685ATM, MIL-STD-810G
Water Resistance Depth50-
Dial MaterialStainless Steel, Titanium-
Dial ColourMystic Black, Mystic Bronze, Mystic Silver-
Size-Regular
Interchangeable Strap-Yes
Ideal For-Unisex
dimensions
Width4542
Height46.2-
Thickness11.1-
Weight (g)53.80-
product details
SensorAccelerometer, Barometer, Gyro Sensor, Light Sensor, Optical Heart Rate Sensor, Electrical Heart SensorAccelerometer, Barometer, Gyroecope, Heart Rate Sensor, Ambient Light Sensor
Compatible DeviceAndroid 5.0 or later and with more than 1.5GB of RAM, iPhone 5 or later models with iOS 9.0 or later-
NotificationYes-
Charger TypeWirelessWireless Charging
Rechargeable BatteryYesYes
Battery Life-Upto 4 days
connectivity features
Call FunctionYesYes
BluetoothYesYes
Bluetooth Version5.04.2
Wi-FiYesYes
GPSYesYes
Other Connectivity FeaturesLTE, Wi-Fi b/g/n, NFC, Glonass, Beidou, GalileoNFC
platform and storage features
Operating SystemTizen based Wearable OS 5.5Tizen 4.0
Compatible Operating SystemAndroid, iOS-
Number of Coresdual-coredual-core
RAM1MB1.5GB
Processor NameExynos 9110-
Internal Memory8GB-
camera and display features
Display Resolution360 x 360360 x 360 pixels
Display Size45mm42mm
Display TypeSuper AMOLEDSuper AMOLED
Scratch ResistantCorning Gorilla Glass DX-
fitness and watch functions
Step CountYesYes
Heart Rate MonitorYesYes
CalendarYes-
Alarm ClockYesYes
Date & Time DisplayYesYes
Number of Buttons2-
Language-English
audio and video features
SpeakerYesYes
Gesture ControlYes-
MicrophoneYesYes

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