Fitbit Blaze vs. Diesel On Full Guard vs. Michael Kors Grayson vs. Apple Watch Series 4 vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Blaze
On Full Guard
Grayson
Watch Series 4
Grayson
T-Rex
 FitbitBlazeRemove Buy NowDieselOn Full GuardRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$325$350$329$350$140
Release201620172018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days1 day24 hoursNot Yet24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartial
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a454 x 454453 x 454384 x 480453x454360 x 360
Sizen/a1.4 inches1.39 inches1.78 inches1.39 inches1.3 inches
Touch
TypeLCDOMOLEDAMOLEDMicroLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP671 ATMNot Yet1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0Android WearWatch OS 5Android WearBuild-in
Apps
Music

All Wearables