Fitbit Charge 2 vs. Polar M430 vs. Fitbit Charge vs. Fitbit Flex vs. Apple Series 6

 
Charge 2
M430
Charge
Flex
Series 6
 FitbitCharge 2Remove Buy NowPolarM430Remove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$255$130$100$399
Release20162017201420132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days30 hours7-10 days5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128x128NANA384 x 480
Sizen/a1.4 inchNANA40mm
Touchn/aNANA
TypeOLEDLCDOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/aWR301 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANAWatchOS 5
Apps
Music

All Wearables