Fitbit Ionic vs. Garmin Fenix 5 vs. Asus ZenWatch vs. Garmin Forerunner 45 vs. Amazfit GTR

 
Ionic
Fenix 5
ZenWatch
Forerunner 45
GTR
 FitbitIonicRemove Buy NowGarminFenix 5Remove Buy NowAsusZenWatchRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$299$599.99$150$199$199
Release20172017201420192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days2 WeeksNA7 days24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250240 x 240320 x 320208 x 208454 x 454
Size1.421.2 inches1.63 inches1.04 inches1.39 inches
Touch
TypeOLEDnaAMOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m10 ATMIP555 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemFitbit OSAndroid WearBuilt-inBuild-in
Apps
Music

All Wearables