Garmin Vivosmart vs. Michael Kors Grayson vs. Diesel On Full Guard 2.5 vs. Michael Kors Grayson vs. Amazfit T-Rex vs. Apple Watch 7

 
Vivosmart
Grayson
On Full Guard 2.5
Grayson
T-Rex
Watch 7
 GarminVivosmartRemove Buy NowMichael KorsGraysonRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$170$350$325$350$140$429
Release201420182018201820192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days24 hours4 days24 hours20 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 16453 x 454454x454453x454360 x 360396 x 484
Size1.41 inches1.39 inches1.39 inches1.39 inches1.3 inches1.9 inches
Touch
TypeOLEDAMOLEDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM3 ATM1 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearWear OSAndroid WearBuild-inWatchOS 8
Apps
Music

All Wearables