Polar M400 vs. Polar M430 vs. Garmin 645 Music vs. Misfit Shine vs. Fitbit Inspire 3

 
M400
M430
645 Music
Shine
Inspire 3
 PolarM400Remove Buy NowPolarM430Remove Buy NowGarmin645 MusicRemove Buy NowMisfitShineRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$200$255$450$70$100
Release20142017201820132022

Activity & Fitness

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

Battery

Duration8 hours to 30 days30 hours7 days6 months10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/a128x128240 x 240NA32x18
Sizen/a1.4 inch1.2 inchesNA46 inches
TouchNA
Typen/aLCDMIPNAAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMWR305 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNA
Apps
Music

All Wearables