Fitbit Ionic vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Fitbit Charge HR vs. Apple Watch Series 4 vs. Michael Kors Grayson

 
Ionic
Grayson
Charge 3
Charge HR
Watch Series 4
Grayson
 FitbitIonicRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowFitbitCharge HRRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$299$350$150$150$329$350
Release201720182018201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days24 hours7 days5 daysNot Yet24 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution348x250453 x 45466 x 18NA384 x 480453x454
Size1.421.39 inches.721 inchesNA1.78 inches1.39 inches
TouchNA
TypeOLEDAMOLEDOLEDOLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m1 ATM5 ATM1 ATMNot Yet1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSAndroid WearNANAWatch OS 5Android Wear
Apps
Music

All Wearables