Polar M430 vs. Amazfit Stratos vs. Asus ZenWatch vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Apple Series 6

 
M430
Stratos
ZenWatch
Grayson
Grayson
Series 6
 PolarM430Remove Buy NowAmazfitStratosRemove Buy NowAsusZenWatchRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$255$199$150$350$350$399
Release201720182014201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours5 daysNA24 hours24 hoursNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x128320 x 300320 x 320453 x 454453x454384 x 480
Size1.4 inch1.34 inches1.63 inches1.39 inches1.39 inches40mm
Touch
TypeLCDOLEDAMOLEDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceWR305 ATMIP551 ATM1 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemProprietaryAndroid WearAndroid WearAndroid WearWatchOS 5
Apps
Music

All Wearables