Samsung Gear S2 vs. Michael Kors Grayson vs. Samsung Galaxy Watch vs. Michael Kors Grayson vs. Amazfit T-Rex vs. Fitbit Sense 2

 
Gear S2
Grayson
Galaxy Watch
Grayson
T-Rex
Sense 2
 SamsungGear S2Remove Buy NowMichael KorsGraysonRemove Buy NowSamsungGalaxy WatchRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$300$350$330$350$140$300
Release201520182018201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days24 hours7 days24 hours20 days6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/aNA
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360453 x 454360 x 360453x454360 x 360336x336
Size1.2 inches1.39 inches1.2 inches or 1.3 inches1.39 inches1.3 inches1.59 inches
Touch
TypeSuper AMOLEDAMOLEDAMOLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP681 ATM5 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenAndroid WearTizen OSAndroid WearBuild-in
Apps
MusicSpotify

All Wearables