Fitbit Flex 2 vs. Garmin Vivoactive 3 vs. Michael Kors Grayson vs. Garmin Vivofit 4 vs. Polar Loop vs. Michael Kors Grayson

 
Flex 2
Vivoactive 3
Grayson
Vivofit 4
Loop
Grayson
 FitbitFlex 2Remove Buy NowGarminVivoactive 3Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivofit 4Remove Buy NowPolarLoopRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$299$350$79.95$100$350
Release201620172018201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days24 hours1 year5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 240453 x 45488 x 88NA453x454
Sizen/a1.2 inches1.39 inchesNANA1.39 inches
Touchn/a
TypeLEDMIPAMOLEDNALEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATM5 ATM2 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables