Fitbit Charge 2 vs. Fitbit Ionic vs. Casio WSD-F20A vs. Diesel On Full Guard vs. Diesel On Full Guard 2.5

 
Charge 2
Ionic
WSD-F20A
On Full Guard
On Full Guard 2.5
 FitbitCharge 2Remove Buy NowFitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowDieselOn Full GuardRemove Buy NowDieselOn Full Guard 2.5Remove Buy Now

Basic Info

Suggested Price$150$299$399$325$325
Release20162017201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days1 day1 day4 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250320 x 320454 x 454454x454
Sizen/a1.421.32 inches1.4 inches1.39 inches
Touchn/a
TypeOLEDOLEDLCDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a50m5 ATMIP673 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSWear OSAndroid Wear 2.0Wear OS
Apps
Music

All Wearables