Fitbit Alta vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Garmin Vivofit 4 vs. Michael Kors Grayson vs. Apple Series 6

 
Alta
Grayson
Charge 3
Vivofit 4
Grayson
Series 6
 FitbitAltaRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowGarminVivofit 4Remove Buy NowMichael KorsGraysonRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$130$350$150$79.95$350$399
Release201620182018201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days24 hours7 days1 year24 hoursNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a453 x 45466 x 1888 x 88453x454384 x 480
Sizen/a1.39 inches.721 inchesNA1.39 inches40mm
Touchn/a
TypeOLEDAMOLEDOLEDNAAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/a1 ATM5 ATM5 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid WearNAAndroid WearWatchOS 5
Apps
Music

All Wearables