Polar M430 vs. Amazfit Cor vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Fossil Gen 5 Smartwatch Carlyle vs. Apple Watch 7

 
M430
Cor
Grayson
Grayson
Gen 5 Smartwatch Carlyle
Watch 7
 PolarM430Remove Buy NowAmazfitCorRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$255$79.99$350$350$295$429
Release201720182018201820192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours12 days24 hours24 hours1 day18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x12880 x 160453 x 454453x454328 x 328396 x 484
Size1.4 inch1.23 inches1.39 inches1.39 inches1.3 inches1.9 inches
Touch
TypeLCDIPS LCDAMOLEDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR305 ATM1 ATM1 ATM3 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearAndroid WearWear OSWatchOS 8
Apps
Music

All Wearables