Garmin Vivoactive HR vs. Fitbit Ionic vs. Asus ZenWatch vs. Fitbit Charge vs. Amazfit T-Rex

 
Vivoactive HR
Ionic
ZenWatch
Charge
T-Rex
 GarminVivoactive HRRemove Buy NowFitbitIonicRemove Buy NowAsusZenWatchRemove Buy NowFitbitChargeRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$299$150$130$140
Release20162017201420142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days4+ daysNA7-10 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205348x250320 x 320NA360 x 360
Size1.38 inches1.421.63 inchesNA1.3 inches
TouchNA
Typen/aOLEDAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50mIP551 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aFitbit OSAndroid WearNABuild-in
Apps
Music

All Wearables