Garmin Vivoactive vs. Fitbit Ionic vs. Asus ZenWatch vs. Michael Kors Grayson vs. Polar A370 vs. Michael Kors Grayson

 
Vivoactive
Ionic
ZenWatch
Grayson
A370
Grayson
 GarminVivoactiveRemove Buy NowFitbitIonicRemove Buy NowAsusZenWatchRemove Buy NowMichael KorsGraysonRemove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$250$299$150$350$179.95$350
Release201520172014201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days4+ daysNA24 hoursUp to 3 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution205 x 148348x250320 x 320453 x 454160 x 80453x454
Size1.38 inches1.421.63 inches1.39 inches1.18 inches1.39 inches
Touch
TypeLCDOLEDAMOLEDAMOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50mIP551 ATMWR301 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aFitbit OSAndroid WearAndroid WearAndroid Wear
Apps
Music

All Wearables