Garmin Vivoactive HR vs. Garmin Vivosmart HR vs. Garmin 645 Music vs. Michael Kors Access Sofie vs. Garmin Vivosmart 4

 
Vivoactive HR
Vivosmart HR
645 Music
Access Sofie
Vivosmart 4
 GarminVivoactive HRRemove Buy NowGarminVivosmart HRRemove Buy NowGarmin645 MusicRemove Buy NowMichael KorsAccess SofieRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$250$170$450$395$130
Release20162015201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days5 days7 days1 day7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205160 x 68240 x 240390 x 390 1.19 inches48 x 128
Size1.38 inches1.08 inches1.2 inches0.74 inches
TouchAMOLDED
Typen/an/aMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0
Apps
Music

All Wearables