Polar M600 vs. Withings Activite Sapphire vs. Fitbit Alta vs. Michael Kors Grayson vs. Misfit Flare vs. Michael Kors Grayson

 
M600
Activite Sapphire
Alta
Grayson
Flare
Grayson
 PolarM600Remove Buy NowWithingsActivite SapphireRemove Buy NowFitbitAltaRemove Buy NowMichael KorsGraysonRemove Buy NowMisfitFlareRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$330$450$130$350$59.95$350
Release201620142016201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 months5 days24 hours4 months24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/an/a453 x 454NA453x454
Size1.3 inches1.3 inchesn/a1.39 inchesNA1.39 inches
Touchn/an/a
TypeTFTAnalogOLEDAMOLEDLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATMn/a1 ATM5 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemAndroid Wearn/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables