ASUS ZenWatch 3 vs. Fitbit Ionic vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Amazfit GTR

 
ZenWatch 3
Ionic
Flex
Vivofit 4
GTR
 ASUSZenWatch 3Remove Buy NowFitbitIonicRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$229$299$100$79.95$199
Release20172017201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours4+ days5 days1 year24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400348x250NA88 x 88454 x 454
Size1.39 inches1.42NANA1.39 inches
TouchNA
TypeAMOLEDOLEDLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2Fitbit OSNABuild-in
Apps
Music

All Wearables