ASUS ZenWatch 2 vs. Garmin Forerunner 225 vs. Fitbit Alta vs. Fitbit Charge

 
ZenWatch 2
Forerunner 225
Alta
Charge
 ASUSZenWatch 2Remove Buy NowGarminForerunner 225Remove Buy NowFitbitAltaRemove Buy NowFitbitChargeRemove Buy Now

Basic Info

Suggested Price$150$300$130$130
Release2016201520162014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a10 hours to 4 weeks5 days7-10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320180 x 180n/aNA
Size1.63 inches or 1.45 inch1 inchn/aNA
Touchn/aNA
TypeAMOLEDn/aOLEDOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMn/a1 ATM

Notifications

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

Software

Operating SystemAndroid Wearn/an/aNA
Appsn/a
Musicn/a

All Wearables