Polar Loop 2 vs. Apple Watch vs. Michael Kors Grayson vs. Pebble Core vs. Garmin Forerunner 45 vs. Michael Kors Grayson

 
Loop 2
Watch
Grayson
Core
Forerunner 45
Grayson
 PolarLoop 2Remove Buy NowAppleWatchRemove Buy NowMichael KorsGraysonRemove Buy NowPebbleCoreRemove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$120$349$350$99$199$350
Release201520152018201620192018

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heartn/a
Oxygen
SleepNA
Steps
Swim

Battery

Duration8 days (without notifications)18 hours24 hoursNA7 days24 hours
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312453 x 454NA208 x 208453x454
Sizen/a1.5 inches or 1.65 inches1.39 inchesNA1.04 inches1.39 inches
TouchNA
TypeLEDAMOLEDAMOLEDNALCDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIPX71 ATMNA5 ATM1 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWatch OSAndroid WearNABuilt-inAndroid Wear
Apps
Music

All Wearables