Polar M430 vs. Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Apple Watch Series 4 vs. Apple Watch Series 5 vs. Michael Kors Grayson

 
M430
G-Shock GBA800
Grayson
Watch Series 4
Watch Series 5
Grayson
 PolarM430Remove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch Series 4Remove Buy NowAppleWatch Series 5Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$255$120$350$329$329$350
Release201720182018201820192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours2 years24 hoursNot YetNot Yet24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x128453 x 454384 x 480384 x 480453x454
Size1.4 inch1.39 inches1.78 inches1.78 Inches1.39 inches
Touch
TypeLCDAMOLEDMicroLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR3020 ATM1 ATMNot YetNot Yet1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearWatch OS 5WatchOS 5Android Wear
Apps
Music

All Wearables