Fitbit Flex 2 vs. Amazfit Cor vs. Michael Kors Grayson vs. Apple Watch Series 4 vs. Michael Kors Access Sofie HR vs. Michael Kors Grayson

 
Flex 2
Cor
Grayson
Watch Series 4
Access Sofie HR
Grayson
 FitbitFlex 2Remove Buy NowAmazfitCorRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$79.99$350$329$395$350
Release201620182018201820192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days24 hoursNot Yet2 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a80 x 160453 x 454384 x 480390 x 390453x454
Sizen/a1.23 inches1.39 inches1.78 inches1.19 inches1.39 inches
Touchn/a
TypeLEDIPS LCDAMOLEDMicroLEDOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMNot Yet0.3 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearWatch OS 5Wear OSAndroid Wear
Apps
Music

All Wearables