ASUS ZenWatch 2 vs. Fitbit Ionic vs. Casio WSD-F20A vs. Fitbit Charge vs. Fitbit Charge 3

 
ZenWatch 2
Ionic
WSD-F20A
Charge
Charge 3
 ASUSZenWatch 2Remove Buy NowFitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitChargeRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$150$299$399$130$150
Release20162017201820142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a4+ days1 day7-10 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/a
Windowsn/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution320 x 320348x250320 x 320NA66 x 18
Size1.63 inches or 1.45 inch1.421.32 inchesNA.721 inches
TouchNA
TypeAMOLEDOLEDLCDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6750m5 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearFitbit OSWear OSNANA
Apps
Music

All Wearables