Polar M430 vs. Fitbit Charge vs. Fitbit Charge HR vs. Fitbit Flex vs. Apple Series 6

 
M430
Charge
Charge HR
Flex
Series 6
 PolarM430Remove Buy NowFitbitChargeRemove Buy NowFitbitCharge HRRemove Buy NowFitbitFlexRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$255$130$150$100$399
Release20172014201520132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours7-10 days5 days5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x128NANANA384 x 480
Size1.4 inchNANANA40mm
TouchNANANA
TypeLCDOLEDOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceWR301 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNANANAWatchOS 5
Apps
Music

All Wearables