Garmin 645 Music vs. Garmin Chronos vs. Michael Kors Grayson vs. Pebble Core vs. Michael Kors Grayson vs. Garmin VivoActive 4

 
645 Music
Chronos
Grayson
Core
Grayson
VivoActive 4
 Garmin645 MusicRemove Buy NowGarminChronosRemove Buy NowMichael KorsGraysonRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$450$1500$350$99$350$349
Release201820182018201620182019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration7 days8 days24 hoursNA24 hours8 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240218 x 218453 x 454NA453x454260 x 260
Size1.2 inches1.2 inches1.39 inchesNA1.39 inches1.3ionches
TouchNA
TypeMIPMIPAMOLEDNAAMOLEDMIP

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATM1 ATMNA1 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemWear OSAndroid WearNAAndroid WearWear OS
Apps
Music

All Wearables