Polar M600 vs. Garmin Vivofit 3 vs. Garmin Vivosmart vs. Garmin Vivosmart HR vs. Garmin 645 Music

 
M600
Vivofit 3
Vivosmart
Vivosmart HR
645 Music
 PolarM600Remove Buy NowGarminVivofit 3Remove Buy NowGarminVivosmartRemove Buy NowGarminVivosmart HRRemove Buy NowGarmin645 MusicRemove Buy Now

Basic Info

Suggested Price$330$100$170$170$450
Release20162016201420152018

Activity & Fitness

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

Battery

Duration2 days1 year7 days5 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 24064 x 64128 x 16160 x 68240 x 240
Size1.3 inches0.55 inches1.41 inches1.08 inches1.2 inches
Touchn/a
TypeTFTn/aOLEDn/aMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/an/a
Apps
Music

All Wearables