Garmin Vivosmart HR vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Michael Kors Grayson vs. Amazfit GTR vs. Apple Series 6

 
Vivosmart HR
Grayson
Charge 3
Grayson
GTR
Series 6
 GarminVivosmart HRRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitGTRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$170$350$150$350$199$399
Release201520182018201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days24 hours7 days24 hours24 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution160 x 68453 x 45466 x 18453x454454 x 454384 x 480
Size1.08 inches1.39 inches.721 inches1.39 inches1.39 inches40mm
Touch
Typen/aAMOLEDOLEDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM1 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNAAndroid WearBuild-inWatchOS 5
Apps
Music

All Wearables