Fitbit Alta vs. Garmin Vivosmart HR vs. Garmin Forerunner 935 vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson

 
Alta
Vivosmart HR
Forerunner 935
Grayson
Flex
Grayson
 FitbitAltaRemove Buy NowGarminVivosmart HRRemove Buy NowGarminForerunner 935Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$130$170$500$350$100$350
Release201620152017201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 daysUp to 2 weeks24 hours5 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68240 x 240453 x 454NA453x454
Sizen/a1.08 inches1.2 inches1.39 inchesNA1.39 inches
Touchn/aNA
TypeOLEDn/aLCDAMOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM1 ATM1 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables