Samsung Gear S2 vs. Samsung Gear S3 vs. Amazfit Stratos vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Gear S2
Gear S3
Stratos
Grayson
Grayson
T-Rex
 SamsungGear S2Remove Buy NowSamsungGear S3Remove Buy NowAmazfitStratosRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$350$199$350$350$140
Release201520162018201820182019

Activity & Fitness

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

Battery

Duration2-3 days4 days5 days24 hours24 hours20 days
Rechargeable

Compatibility

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

Connectivity

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

Display

Color
Resolution360 x 360360 x 360320 x 300453 x 454453x454360 x 360
Size1.2 inches1.3 inches1.34 inches1.39 inches1.39 inches1.3 inches
Touch
TypeSuper AMOLEDFullcolor AODOLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IP685 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizenProprietaryAndroid WearAndroid WearBuild-in
Apps
Music

All Wearables