ASUS ZenWatch 2 vs. Apple Watch Series 2 vs. Fitbit Ionic vs. Casio G-Shock GBA800 vs. Fitbit Charge HR

 
ZenWatch 2
Watch Series 2
Ionic
G-Shock GBA800
Charge HR
 ASUSZenWatch 2Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitIonicRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$150$269$299$120$150
Release20162016201720182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a18 hours4+ days2 years5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320340 x 272 or 390 x 312348x250NA
Size1.63 inches or 1.45 inch1.5 inches or 1.65 inches1.42NA
TouchNA
TypeAMOLEDAMOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675ATM50m20 ATM1 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearWatch OSFitbit OSNA
Apps
Music

All Wearables