Polar M600 vs. Polar M430 vs. Garmin 645 Music vs. Samsung Galaxy Watch vs. Garmin Vivosmart 4

 
M600
M430
645 Music
Galaxy Watch
Vivosmart 4
 PolarM600Remove Buy NowPolarM430Remove Buy NowGarmin645 MusicRemove Buy NowSamsungGalaxy WatchRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$330$255$450$330$130
Release20162017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days30 hours7 days7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240128x128240 x 240360 x 36048 x 128
Size1.3 inches1.4 inch1.2 inches1.2 inches or 1.3 inches0.74 inches
Touchn/a
TypeTFTLCDMIPAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8WR305 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearTizen OS
Apps
MusicSpotify

All Wearables