Garmin Vivosmart HR vs. Fitbit Ionic vs. Garmin Forerunner 935 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Apple Series 6

 
Vivosmart HR
Ionic
Forerunner 935
Grayson
Grayson
Series 6
 GarminVivosmart HRRemove Buy NowFitbitIonicRemove Buy NowGarminForerunner 935Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$170$299$500$350$350$399
Release201520172017201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ daysUp to 2 weeks24 hours24 hoursNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68348x250240 x 240453 x 454453x454384 x 480
Size1.08 inches1.421.2 inches1.39 inches1.39 inches40mm
Touch
Typen/aOLEDLCDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM50m5 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSAndroid WearAndroid WearWatchOS 5
Apps
Music

All Wearables