Polar M430 vs. Amazfit Stratos vs. Asus ZenWatch vs. Michael Kors Grayson vs. Samsung Gear 2 vs. Michael Kors Grayson

 
M430
Stratos
ZenWatch
Grayson
Gear 2
Grayson
 PolarM430Remove Buy NowAmazfitStratosRemove Buy NowAsusZenWatchRemove Buy NowMichael KorsGraysonRemove Buy NowSamsungGear 2Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$255$199$150$350$300$350
Release201720182014201820142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration30 hours5 daysNA24 hours2-3 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x128320 x 300320 x 320453 x 454320 x 320453x454
Size1.4 inch1.34 inches1.63 inches1.39 inches1.63 inches1.39 inches
Touch
TypeLCDOLEDAMOLEDAMOLEDSuper AMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR305 ATMIP551 ATMIP671 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemProprietaryAndroid WearAndroid WearTizen OSAndroid Wear
Apps
Music

All Wearables