ASUS ZenWatch 2 vs. Fitbit Ionic vs. Apple Watch vs. Garmin Forerunner 45 vs. Amazfit GTR

 
ZenWatch 2
Ionic
Watch
Forerunner 45
GTR
 ASUSZenWatch 2Remove Buy NowFitbitIonicRemove Buy NowAppleWatchRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$150$299$349$199$199
Release20162017201520192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a4+ days18 hours7 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320348x250340 x 272 or 390 x 312208 x 208454 x 454
Size1.63 inches or 1.45 inch1.421.5 inches or 1.65 inches1.04 inches1.39 inches
Touch
TypeAMOLEDOLEDAMOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6750mIPX75 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearFitbit OSWatch OSBuilt-inBuild-in
Apps
Music

All Wearables