ASUS ZenWatch 2 vs. Garmin Forerunner 225 vs. Fitbit Alta vs. Apple Watch vs. Casio G-Shock GBA800

 
ZenWatch 2
Forerunner 225
Alta
Watch
G-Shock GBA800
 ASUSZenWatch 2Remove Buy NowGarminForerunner 225Remove Buy NowFitbitAltaRemove Buy NowAppleWatchRemove Buy NowCasioG-Shock GBA800Remove Buy Now

Basic Info

Suggested Price$150$300$130$349$120
Release20162015201620152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a10 hours to 4 weeks5 days18 hours2 years
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320180 x 180n/a340 x 272 or 390 x 312
Size1.63 inches or 1.45 inch1 inchn/a1.5 inches or 1.65 inches
Touchn/a
TypeAMOLEDn/aOLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMn/aIPX720 ATM

Notifications

Phonen/a
Emailsn/an/an/a
Textsn/an/a

Software

Operating SystemAndroid Wearn/an/aWatch OS
Appsn/a
Musicn/a

All Wearables