Casio WSD-F20A vs. Diesel On Full Guard vs. Fitbit Charge 3 vs. Fitbit Charge HR

 
WSD-F20A
On Full Guard
Charge 3
Charge HR
 CasioWSD-F20ARemove Buy NowDieselOn Full GuardRemove Buy NowFitbitCharge 3Remove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$399$325$150$150
Release2018201720182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day1 day7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution320 x 320454 x 45466 x 18NA
Size1.32 inches1.4 inches.721 inchesNA
TouchNA
TypeLCDOMOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSAndroid Wear 2.0NANA
Apps
Music

All Wearables