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

 
M600
Loop 2
Watch Series 2
Ionic
Grayson
Grayson
 PolarM600Remove Buy NowPolarLoop 2Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitIonicRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$330$120$269$299$350$350
Release201620152016201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 days (without notifications)18 hours4+ days24 hours24 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/a340 x 272 or 390 x 312348x250453 x 454453x454
Size1.3 inchesn/a1.5 inches or 1.65 inches1.421.39 inches1.39 inches
Touchn/a
TypeTFTLEDAMOLEDOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX82 ATM5ATM50m1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aWatch OSFitbit OSAndroid WearAndroid Wear
Apps
Music

All Wearables