Polar M600 vs. Sony SmartWatch 3 vs. Garmin Vivosmart HR vs. Garmin 645 Music vs. Garmin Chronos

 
M600
SmartWatch 3
Vivosmart HR
645 Music
Chronos
 PolarM600Remove Buy NowSonySmartWatch 3Remove Buy NowGarminVivosmart HRRemove Buy NowGarmin645 MusicRemove Buy NowGarminChronosRemove Buy Now

Basic Info

Suggested Price$330$250$170$450$1500
Release20162014201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2 days5 days7 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240320 x 320160 x 68240 x 240218 x 218
Size1.3 inches1.6 inches1.08 inches1.2 inches1.2 inches
Touchn/a
TypeTFTTFT LCDn/aMIPMIP

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8IP685 ATM5 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearAndroid Wearn/aWear OS
Apps
Music

All Wearables