ASUS ZenWatch 2 vs. Fitbit Ionic vs. Garmin Vivofit 4 vs. Michael Kors Access Sofie HR vs. Amazfit GTR

 
ZenWatch 2
Ionic
Vivofit 4
Access Sofie HR
GTR
 ASUSZenWatch 2Remove Buy NowFitbitIonicRemove Buy NowGarminVivofit 4Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$150$299$79.95$395$199
Release20162017201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a4+ days1 year2 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320348x25088 x 88390 x 390454 x 454
Size1.63 inches or 1.45 inch1.42NA1.19 inches1.39 inches
Touch
TypeAMOLEDOLEDNAOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6750m5 ATM0.3 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearFitbit OSWear OSBuild-in
Apps
Music

All Wearables