Samsung Gear S2 vs. Samsung Gear S3 vs. Amazfit Cor vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson

 
Gear S2
Gear S3
Cor
Grayson
Flex
Grayson
 SamsungGear S2Remove Buy NowSamsungGear S3Remove Buy NowAmazfitCorRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$300$350$79.99$350$100$350
Release201520162018201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleepn/a
Steps
Swim

Battery

Duration2-3 days4 days12 days24 hours5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellularn/an/a
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 360360 x 36080 x 160453 x 454NA453x454
Size1.2 inches1.3 inches1.23 inches1.39 inchesNA1.39 inches
TouchNA
TypeSuper AMOLEDFullcolor AODIPS LCDAMOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IP685 ATM1 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizenAndroid WearNAAndroid Wear
Apps
Music

All Wearables