Polar M600 vs. Withings Steel HR vs. Fitbit Flex 2 vs. Polar M430 vs. Fitbit Alta HR

 
M600
Steel HR
Flex 2
M430
Alta HR
 PolarM600Remove Buy NowWithingsSteel HRRemove Buy NowFitbitFlex 2Remove Buy NowPolarM430Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$330$180$100$255$150
Release20162016201620172017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days25 days5 days30 hours7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/an/a128x128128 x 36
Size1.3 inchesn/an/a1.4 inch1.4 inches
Touchn/an/a
TypeTFTn/aLEDLCDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5 ATMWR30

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/a
Apps
Music

All Wearables