Pebble Time vs. Pebble Time Steel vs. Polar M600 vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Michael Kors Grayson

 
Time
Time Steel
M600
Grayson
Charge 3
Grayson
 PebbleTimeRemove Buy NowPebbleTime SteelRemove Buy NowPolarM600Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$150$250$330$350$150$350
Release201520152016201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days10 days2 days24 hours7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution168 x 144168 x 144240 x 240453 x 45466 x 18453x454
Size1.26 inches1.26 inches1.3 inches1.39 inches.721 inches1.39 inches
Touchn/a
Typee-papere-paperTFTAMOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIPX81 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSPebble OSAndroid WearAndroid WearNAAndroid Wear
Apps
Music

All Wearables