Garmin Vivoactive HR vs. Polar M600 vs. Garmin 645 Music vs. Garmin Chronos vs. Garmin VivoActive 4

 
Vivoactive HR
M600
645 Music
Chronos
VivoActive 4
 GarminVivoactive HRRemove Buy NowPolarM600Remove Buy NowGarmin645 MusicRemove Buy NowGarminChronosRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$250$330$450$1500$349
Release20162016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days2 days7 days8 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205240 x 240240 x 240218 x 218260 x 260
Size1.38 inches1.3 inches1.2 inches1.2 inches1.3ionches
Touchn/a
Typen/aTFTMIPMIPMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX85 ATM10 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearWear OSWear OS
Apps
Music

All Wearables