Pebble Time Round vs. Withings Go vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Jaybird Reign vs. Michael Kors Grayson

 
Time Round
Go
Grayson
Charge 3
Reign
Grayson
 PebbleTime RoundRemove Buy NowWithingsGoRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowJaybirdReignRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$80$350$150$150$350
Release201520162018201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 months24 hours7 days5 days24 hours
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/aNA
Macn/an/aNA
Windowsn/an/aNot yetNA

Connectivity

Bluetoothn/a
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/an/a453 x 45466 x 18NA453x454
Sizeroundn/a1.39 inches.721 inchesNA1.39 inches
Touchn/aNA
Typee-paperE-InkAMOLEDOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM1 ATM5 ATMNA1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemPebble OSn/aAndroid WearNANAAndroid Wear
Appsn/a
Music

All Wearables