Polar M600 vs. Withings Activite Sapphire vs. Withings Activite Steel vs. Diesel On Full Guard vs. Michael Kors Grayson vs. Michael Kors Grayson

 
M600
Activite Sapphire
Activite Steel
On Full Guard
Grayson
Grayson
 PolarM600Remove Buy NowWithingsActivite SapphireRemove Buy NowWithingsActivite SteelRemove Buy NowDieselOn Full GuardRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$330$450$170$325$350$350
Release201620142015201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 months8 months1 day24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/an/a454 x 454453 x 454453x454
Size1.3 inches1.3 inches1.3 inches1.4 inches1.39 inches1.39 inches
Touchn/a
TypeTFTAnalogAnalogOMOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5 ATMIP671 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aAndroid Wear 2.0Android WearAndroid Wear
Apps
Music

All Wearables