Polar M400 vs. Amazfit Cor vs. Michael Kors Access Sofie vs. Michael Kors Grayson vs. Jawbone UP Move vs. Michael Kors Grayson

 
M400
Cor
Access Sofie
Grayson
UP Move
Grayson
 PolarM400Remove Buy NowAmazfitCorRemove Buy NowMichael KorsAccess SofieRemove Buy NowMichael KorsGraysonRemove Buy NowJawboneUP MoveRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$79.99$395$350$50$350
Release201420182017201820142018

Activity & Fitness

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

Battery

Duration8 hours to 30 days12 days1 day24 hours6 months24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/a80 x 160390 x 390 1.19 inches453 x 454NA453x454
Sizen/a1.23 inches1.39 inchesNA1.39 inches
TouchAMOLDEDNA
Typen/aIPS LCDAMOLEDNAAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM1 ATM1 ATMSplash Resistant1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0Android WearNAAndroid Wear
Apps
Music

All Wearables