Polar M600 vs. Fitbit Charge 2 vs. Fitbit Ionic vs. Michael Kors Grayson vs. Pebble Time 2 vs. Michael Kors Grayson

 
M600
Charge 2
Ionic
Grayson
Time 2
Grayson
 PolarM600Remove Buy NowFitbitCharge 2Remove Buy NowFitbitIonicRemove Buy NowMichael KorsGraysonRemove Buy NowPebbleTime 2Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$330$150$299$350$199$350
Release201620162017201820162018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days4+ days24 hours10 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a348x250453 x 454NA453x454
Size1.3 inchesn/a1.421.39 inchesNA1.39 inches
Touchn/an/a
TypeTFTOLEDOLEDAMOLEDe-paperAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8n/a50m1 ATM3 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aFitbit OSAndroid WearPebble OSAndroid Wear
Apps
Music

All Wearables