Apple Watch Series 3 vs. Apple Watch Series 2 vs. Polar M430 vs. Amazfit Cor vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Watch Series 3
Watch Series 2
M430
Cor
Grayson
Grayson
 AppleWatch Series 3Remove Buy NowAppleWatch Series 2Remove Buy NowPolarM430Remove Buy NowAmazfitCorRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$329$269$255$79.99$350$350
Release201720162017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours18 hours30 hours12 days24 hours24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312340 x 272 or 390 x 312128x12880 x 160453 x 454453x454
Size1.5 inches or 1.65 inches1.5 inches or 1.65 inches1.4 inch1.23 inches1.39 inches1.39 inches
Touch
TypeAMOLEDAMOLEDLCDIPS LCDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5ATMWR305 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Watch OSAndroid WearAndroid Wear
Apps
Music

All Wearables