Apple Watch vs. Casio WSD-F20A vs. Diesel On Full Guard vs. Garmin Forerunner 235 vs. Fitbit Flex

 
Watch
WSD-F20A
On Full Guard
Forerunner 235
Flex
 AppleWatchRemove Buy NowCasioWSD-F20ARemove Buy NowDieselOn Full GuardRemove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$349$399$325$299.99$100
Release20152018201720172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours1 day1 day9 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312320 x 320454 x 454215 x 180NA
Size1.5 inches or 1.65 inches1.32 inches1.4 inches1.23 inchesNA
TouchNA
TypeAMOLEDLCDOMOLEDMIPLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATMIP675 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSWear OSAndroid Wear 2.0NA
Apps
Music

All Wearables