Polar M600 vs. Withings Steel HR vs. Misfit Ray vs. Fitbit Alta HR vs. Fitbit Flex

 
M600
Steel HR
Ray
Alta HR
Flex
 PolarM600Remove Buy NowWithingsSteel HRRemove Buy NowMisfitRayRemove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$330$180$100$150$100
Release20162016201620172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days25 days6 months7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/an/a128 x 36NA
Size1.3 inchesn/an/a1.4 inchesNA
Touchn/an/aNA
TypeTFTn/aLEDOLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aNA
Apps
Music

All Wearables