Garmin 645 Music vs. Garmin Vivoactive 3 vs. Michael Kors Access Sofie vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson

 
645 Music
Vivoactive 3
Access Sofie
Grayson
Flex
Grayson
 Garmin645 MusicRemove Buy NowGarminVivoactive 3Remove Buy NowMichael KorsAccess SofieRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$450$299$395$350$100$350
Release201820172017201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days7 days1 day24 hours5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240240 x 240390 x 390 1.19 inches453 x 454NA453x454
Size1.2 inches1.2 inches1.39 inchesNA1.39 inches
TouchAMOLDEDNA
TypeMIPMIPAMOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2.0Android WearNAAndroid Wear
Apps
Music

All Wearables