Amazfit Stratos vs. Apple Watch vs. Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Stratos
Watch
G-Shock GBA800
Grayson
Grayson
T-Rex
 AmazfitStratosRemove Buy NowAppleWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$199$349$120$350$350$140
Release201820152018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours2 years24 hours24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 300340 x 272 or 390 x 312453 x 454453x454360 x 360
Size1.34 inches1.5 inches or 1.65 inches1.39 inches1.39 inches1.3 inches
Touch
TypeOLEDAMOLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX720 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemProprietaryWatch OSAndroid WearAndroid WearBuild-in
Apps
Music

All Wearables