Polar M430 vs. Garmin 645 Music vs. Garmin Vivoactive 3 vs. Michael Kors Access Sofie vs. Fitbit Charge

 
M430
645 Music
Vivoactive 3
Access Sofie
Charge
 PolarM430Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivoactive 3Remove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitChargeRemove Buy Now

Basic Info

Suggested Price$255$450$299$395$130
Release20172018201720172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours7 days7 days1 day7-10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x128240 x 240240 x 240390 x 390 1.19 inchesNA
Size1.4 inch1.2 inches1.2 inchesNA
TouchAMOLDEDNA
TypeLCDMIPMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR305 ATM5 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2.0NA
Apps
Music

All Wearables