Fitbit Alta vs. Fitbit Ionic vs. Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Michael Kors Grayson

 
Alta
Ionic
G-Shock GBA800
Grayson
Charge 3
Grayson
 FitbitAltaRemove Buy NowFitbitIonicRemove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$130$299$120$350$150$350
Release201620172018201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days2 years24 hours7 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a348x250453 x 45466 x 18453x454
Sizen/a1.421.39 inches.721 inches1.39 inches
Touchn/a
TypeOLEDOLEDAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a50m20 ATM1 ATM5 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aFitbit OSAndroid WearNAAndroid Wear
Apps
Music

All Wearables