Garmin Forerunner 225 vs. Casio WSD-F20A vs. Garmin Forerunner 235 vs. Fitbit Charge HR vs. Fitbit Flex

 
Forerunner 225
WSD-F20A
Forerunner 235
Charge HR
Flex
 GarminForerunner 225Remove Buy NowCasioWSD-F20ARemove Buy NowGarminForerunner 235Remove Buy NowFitbitCharge HRRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$300$399$299.99$150$100
Release20152018201720152013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks1 day9 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180320 x 320215 x 180NANA
Size1 inch1.32 inches1.23 inchesNANA
TouchNANA
Typen/aLCDMIPOLEDLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

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

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aWear OSNANA
Appsn/a
Musicn/a

All Wearables