Polar M600 vs. Samsung Gear S2 vs. Garmin Vivosmart HR vs. Polar M430 vs. Garmin 645 Music

 
M600
Gear S2
Vivosmart HR
M430
645 Music
 PolarM600Remove Buy NowSamsungGear S2Remove Buy NowGarminVivosmart HRRemove Buy NowPolarM430Remove Buy NowGarmin645 MusicRemove Buy Now

Basic Info

Suggested Price$330$300$170$255$450
Release20162015201520172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2-3 days5 days30 hours7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution240 x 240360 x 360160 x 68128x128240 x 240
Size1.3 inches1.2 inches1.08 inches1.4 inch1.2 inches
Touchn/a
TypeTFTSuper AMOLEDn/aLCDMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8IP685 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearTizenn/a
Apps
Music

All Wearables