Garmin 645 Music vs. Garmin Chronos vs. Michael Kors Grayson vs. Diesel On Full Guard 2.5 vs. Michael Kors Grayson vs. Garmin VivoActive 4

 
645 Music
Chronos
Grayson
On Full Guard 2.5
Grayson
VivoActive 4
 Garmin645 MusicRemove Buy NowGarminChronosRemove Buy NowMichael KorsGraysonRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$450$1500$350$325$350$349
Release201820182018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days8 days24 hours4 days24 hours8 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240218 x 218453 x 454454x454453x454260 x 260
Size1.2 inches1.2 inches1.39 inches1.39 inches1.39 inches1.3ionches
Touch
TypeMIPMIPAMOLEDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATM1 ATM3 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSAndroid WearWear OSAndroid WearWear OS
Apps
Music

All Wearables