Polar M600 vs. Apple Watch Series 2 vs. Fitbit Ionic vs. Michael Kors Grayson vs. Sony SmartBand vs. Michael Kors Grayson

 
M600
Watch Series 2
Ionic
Grayson
SmartBand
Grayson
 PolarM600Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitIonicRemove Buy NowMichael KorsGraysonRemove Buy NowSonySmartBandRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$330$269$299$350$100$350
Release201620162017201820142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days18 hours4+ days24 hours5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolution240 x 240340 x 272 or 390 x 312348x250453 x 454NA453x454
Size1.3 inches1.5 inches or 1.65 inches1.421.39 inchesNA1.39 inches
Touchn/aNA
TypeTFTAMOLEDOLEDAMOLEDNAAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85ATM50m1 ATMIP581 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearWatch OSFitbit OSAndroid WearNAAndroid Wear
Apps
Music

All Wearables