Fitbit Alta vs. Michael Kors Grayson vs. Fitbit Charge vs. Fitbit Flex vs. Jawbone UP24 vs. Michael Kors Grayson

 
Alta
Grayson
Charge
Flex
UP24
Grayson
 FitbitAltaRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy NowJawboneUP24Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$130$350$130$100$130$350
Release201620182014201320132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days24 hours7-10 days5 days14 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454NANANA453x454
Sizen/a1.39 inchesNANANA1.39 inches
Touchn/aNANANA
TypeOLEDAMOLEDOLEDLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a1 ATM1 ATM1 ATMSplash Resistant1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid WearNANANAAndroid Wear
Apps
Music

All Wearables