Fitbit One vs. Moov Now vs. Fitbit Ionic vs. Michael Kors Grayson vs. Fitbit Charge HR vs. Michael Kors Grayson

 
One
Now
Ionic
Grayson
Charge HR
Grayson
 FitbitOneRemove Buy NowMoovNowRemove Buy NowFitbitIonicRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$79$299$350$150$350
Release201220152017201820152018

Activity & Fitness

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

Battery

Duration10-14 days6 months4+ days24 hours5 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a348x250453 x 454NA453x454
Sizen/an/a1.421.39 inchesNA1.39 inches
Touchn/aNA
TypeOLEDn/aOLEDAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water ResistanceSplast Resistantn/a50m1 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSAndroid WearNAAndroid Wear
Apps
Music

All Wearables