Amazfit Stratos vs. Michael Kors Grayson vs. Sony SmartBand vs. Michael Kors Grayson vs. Amazfit GTR vs. Amazfit T-Rex

 
Stratos
Grayson
SmartBand
Grayson
GTR
T-Rex
 AmazfitStratosRemove Buy NowMichael KorsGraysonRemove Buy NowSonySmartBandRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitGTRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$199$350$100$350$199$140
Release201820182014201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days24 hours5 days24 hours24 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolution320 x 300453 x 454NA453x454454 x 454360 x 360
Size1.34 inches1.39 inchesNA1.39 inches1.39 inches1.3 inches
TouchNA
TypeOLEDAMOLEDNAAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATMIP581 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemProprietaryAndroid WearNAAndroid WearBuild-inBuild-in
Apps
Music

All Wearables