Polar M600 vs. Polar Loop 2 vs. Polar M430 vs. Amazfit Cor vs. Michael Kors Grayson vs. Michael Kors Grayson

 
M600
Loop 2
M430
Cor
Grayson
Grayson
 PolarM600Remove Buy NowPolarLoop 2Remove Buy NowPolarM430Remove Buy NowAmazfitCorRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$330$120$255$79.99$350$350
Release201620152017201820182018

Activity & Fitness

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

Battery

Duration2 days8 days (without notifications)30 hours12 days24 hours24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a128x12880 x 160453 x 454453x454
Size1.3 inchesn/a1.4 inch1.23 inches1.39 inches1.39 inches
Touchn/a
TypeTFTLEDLCDIPS LCDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX82 ATMWR305 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid WearAndroid Wear
Apps
Music

All Wearables