Garmin Fenix 3 vs. Garmin Vivoactive HR vs. Fitbit Ionic vs. Michael Kors Grayson vs. Garmin Vivosmart HR Plus vs. Michael Kors Grayson

 
Fenix 3
Vivoactive HR
Ionic
Grayson
Vivosmart HR Plus
Grayson
 GarminFenix 3Remove Buy NowGarminVivoactive HRRemove Buy NowFitbitIonicRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart HR PlusRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$500$250$299$350$179$350
Release201520162017201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration50 hours to 6 weeks13 hours to 8 days4+ days24 hours5 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218148 x 205348x250453 x 454160 x 68453x454
Size1.2 inches1.38 inches1.421.39 inches0.5 inches x 0.8 inches1.39 inches
Touch
TypeChroma LEDn/aOLEDAMOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM5 ATM50m1 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSAndroid WearNAAndroid Wear
Apps
Music

All Wearables