Fitbit Ionic vs. Amazfit Stratos vs. Michael Kors Grayson vs. Pebble Core vs. Garmin Forerunner 45 vs. Michael Kors Grayson

 
Ionic
Stratos
Grayson
Core
Forerunner 45
Grayson
 FitbitIonicRemove Buy NowAmazfitStratosRemove Buy NowMichael KorsGraysonRemove Buy NowPebbleCoreRemove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$299$199$350$99$199$350
Release201720182018201620192018

Activity & Fitness

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

Battery

Duration4+ days5 days24 hoursNA7 days24 hours
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 300453 x 454NA208 x 208453x454
Size1.421.34 inches1.39 inchesNA1.04 inches1.39 inches
TouchNA
TypeOLEDOLEDAMOLEDNALCDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM1 ATMNA5 ATM1 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemFitbit OSProprietaryAndroid WearNABuilt-inAndroid Wear
Apps
Music

All Wearables