Pebble Time Round vs. Polar M600 vs. Michael Kors Grayson vs. Fitbit Alta HR vs. Misfit Flash Cyclist Edition vs. Michael Kors Grayson

 
Time Round
M600
Grayson
Alta HR
Flash Cyclist Edition
Grayson
 PebbleTime RoundRemove Buy NowPolarM600Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitAlta HRRemove Buy NowMisfitFlash Cyclist EditionRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$330$350$150$50$350
Release201520162018201720152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2 days24 hours7 days6 months24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/a240 x 240453 x 454128 x 36NA453x454
Sizeround1.3 inches1.39 inches1.4 inchesNA1.39 inches
Touchn/aNA
Typee-paperTFTAMOLEDOLEDNAAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7IPX81 ATM3 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSAndroid WearAndroid WearNAAndroid Wear
Apps
Music

All Wearables