Fitbit Flex 2 vs. Fitbit Ionic vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Fitbit Versa 2 vs. Michael Kors Grayson

 
Flex 2
Ionic
Grayson
Charge 3
Versa 2
Grayson
 FitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowFitbitVersa 2Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$299$350$150$199$350
Release201620172018201820192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days24 hours7 days5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250453 x 45466 x 18300 x 300453x454
Sizen/a1.421.39 inches.721 inches1.34 inches1.39 inches
Touchn/a
TypeLEDOLEDAMOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m1 ATM5 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSAndroid WearNABuild-inAndroid Wear
Apps
Music

All Wearables