Polar M600 vs. Moov Now vs. Garmin 645 Music vs. Fitbit Charge 3 vs. Garmin Vivosmart HR Plus

 
M600
Now
645 Music
Charge 3
Vivosmart HR Plus
 PolarM600Remove Buy NowMoovNowRemove Buy NowGarmin645 MusicRemove Buy NowFitbitCharge 3Remove Buy NowGarminVivosmart HR PlusRemove Buy Now

Basic Info

Suggested Price$330$79$450$150$179
Release20162015201820182017

Activity & Fitness

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

Battery

Duration2 days6 months7 days7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution240 x 240n/a240 x 24066 x 18160 x 68
Size1.3 inchesn/a1.2 inches.721 inches0.5 inches x 0.8 inches
Touchn/an/a
TypeTFTn/aMIPOLEDLCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water ResistanceIPX8n/a5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNANA
Apps
Music

All Wearables