Casio WSD-F20A vs. Fitbit Versa vs. Fitbit Charge vs. Fitbit Flex vs. Diesel On Full Guard 2.5

 
WSD-F20A
Versa
Charge
Flex
On Full Guard 2.5
 CasioWSD-F20ARemove Buy NowFitbitVersaRemove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy NowDieselOn Full Guard 2.5Remove Buy Now

Basic Info

Suggested Price$399$199.99$130$100$325
Release20182018201420132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day4 days7-10 days5 days4 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320300 x300NANA454x454
Size1.32 inches1.34 inchesNANA1.39 inches
TouchNANA
TypeLCDOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATM1 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSNANAWear OS
Apps
Music

Wearables by Diesel

Diesel On Full Guard

All Wearables