Fitbit Ionic vs. Apple Watch vs. Michael Kors Grayson vs. Fitbit Charge HR vs. Pebble Core vs. Michael Kors Grayson

 
Ionic
Watch
Grayson
Charge HR
Core
Grayson
 FitbitIonicRemove Buy NowAppleWatchRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge HRRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$299$349$350$150$99$350
Release201720152018201520162018

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration4+ days18 hours24 hours5 daysNA24 hours
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250340 x 272 or 390 x 312453 x 454NANA453x454
Size1.421.5 inches or 1.65 inches1.39 inchesNANA1.39 inches
TouchNANA
TypeOLEDAMOLEDAMOLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50mIPX71 ATM1 ATMNA1 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemFitbit OSWatch OSAndroid WearNANAAndroid Wear
Apps
Music

All Wearables