Polar M600 vs. Fitbit Ionic vs. Polar M430 vs. Michael Kors Grayson vs. Michael Kors Access Sofie HR vs. Michael Kors Grayson

 
M600
Ionic
M430
Grayson
Access Sofie HR
Grayson
 PolarM600Remove Buy NowFitbitIonicRemove Buy NowPolarM430Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$330$299$255$350$395$350
Release201620172017201820192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days4+ days30 hours24 hours2 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240348x250128x128453 x 454390 x 390453x454
Size1.3 inches1.421.4 inch1.39 inches1.19 inches1.39 inches
Touchn/a
TypeTFTOLEDLCDAMOLEDOMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX850mWR301 ATM0.3 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearFitbit OSAndroid WearWear OSAndroid Wear
Apps
Music

All Wearables