Casio WSD-F20A vs. Samsung Galaxy Watch vs. Fitbit Flex vs. Garmin Forerunner 45 vs. Apple Watch 8

 
WSD-F20A
Galaxy Watch
Flex
Forerunner 45
Watch 8
 CasioWSD-F20ARemove Buy NowSamsungGalaxy WatchRemove Buy NowFitbitFlexRemove Buy NowGarminForerunner 45Remove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$399$330$100$199$499
Release20182018201320192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day7 days5 days7 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320360 x 360NA208 x 208340 x 272 or 390 x 312
Size1.32 inches1.2 inches or 1.3 inchesNA1.04 inches1.5 inches or 1.65 inches
TouchNA
TypeLCDAMOLEDLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSTizen OSNABuilt-inWatchOS 9
Apps
MusicSpotify

All Wearables