Compare Samsung Galaxy Watch 4 40mm


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Dimensions40.4 x 39.3 x 9.8 mm43.2 x 43.2 x 12.4 mm
Weight25.9 grams46.3 grams
Stand-bydepends on usagedepends on usage
Talk timedepends on usagedepends on usage
Design type
Watch
Controls
Directional key
Touchscreen
Capacitive
Voice command
Operating system
Wear OS
User interface
One UI Watch
Display
Color display
Adjustable display brightness, 16.777.216 colors (24 bits), Circular Super AMOLED, Always On feature
AMOLED
  • Size
1.2 inch1.2 inch
  • Resolution
396 x 396 pixels390 x 390 pixels
  • Aspect ratio
1:11:1
  • Pixels Per Inch (PPI)
467460
  • Screen-to-body ratio
29.3%24.9%
Hardware
Integrated antenna
Processor
Samsung Exynos W920, Dual Core
  • Clock Frequency
1.18 GHz 
Materials
Aluminium
Dust and waterproof
IP68, 5 ATM
5 ATM
Gorilla Glass
DX+
Rugged housing
MIL-STD-810G
Personal Information Management (PIM)
Agenda
Alarm clock
Date and time notation
Stopwatch & countdown timer
Reminder list
Available applications
Pedometer
Calories
Messaging
E-mail
Instant messaging
MMS
SMS
Navigation
A-GPS
Beidou
Galileo
GLONASS
GPS receiver
Digital Compass
Build-in memory
Internal memory
  • Size (RAM)
1.5 GB 
  • Storage
16 GB 
Connectivity
Bluetooth
v5.0
NFC
Wireless Lan (WLAN/Wi-Fi)
Wi-Fi 4 (802.11n)
ANT+
Power supply
Battery
  • Capacity
247 mAh 
Wireless charging
Sensors
Ambient light sensor
Barometer
Gesture recognition
Gyroscope
Heart rate monitor
Oxygen saturation (SpO2)
Altimeter
Compatibility
With Android
Vanaf 6.0
With iOS