Garmin Fenix 3 vs. Polar M600 vs. Fossil Explorist vs. Garmin 645 Music vs. Garmin Vivosmart 4

 
Fenix 3
M600
Explorist
645 Music
Vivosmart 4
 GarminFenix 3Remove Buy NowPolarM600Remove Buy NowFossilExploristRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$500$330$255$450$130
Release20152016201820182018

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks2 days24 hours7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218240 x 240454 x454240 x 24048 x 128
Size1.2 inches1.3 inches1.4 inches1.2 inches0.74 inches
Touchn/a
TypeChroma LEDTFTAMOLEDMIPOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATMIPX8IP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearWear OS
Apps
Music

All Wearables