Casio WSD-F20A vs. Garmin Chronos vs. Fitbit Charge vs. Fitbit Charge HR vs. Fitbit Flex

 
WSD-F20A
Chronos
Charge
Charge HR
Flex
 CasioWSD-F20ARemove Buy NowGarminChronosRemove Buy NowFitbitChargeRemove Buy NowFitbitCharge HRRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$399$1500$130$150$100
Release20182018201420152013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day8 days7-10 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320218 x 218NANANA
Size1.32 inches1.2 inchesNANANA
TouchNANANA
TypeLCDMIPOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATM1 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSWear OSNANANA
Apps
Music

All Wearables