Polar M430 vs. Fitbit Charge 3 vs. Fitbit Flex vs. Polar A370 vs. Fitbit Inspire 3

 
M430
Charge 3
Flex
A370
Inspire 3
 PolarM430Remove Buy NowFitbitCharge 3Remove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$255$150$100$179.95$100
Release20172018201320172022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours7 days5 daysUp to 3 days10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution128x12866 x 18NA160 x 8032x18
Size1.4 inch.721 inchesNA1.18 inches46 inches
TouchNA
TypeLCDOLEDLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR305 ATM1 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNANA
Apps
Music

All Wearables