Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Fitbit Alta HR vs. Fitbit Flex vs. Jawbone UP2 vs. Michael Kors Grayson

 
G-Shock GBA800
Grayson
Alta HR
Flex
UP2
Grayson
 CasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy NowJawboneUP2Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$120$350$150$100$100$350
Release201820182017201320152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 years24 hours7 days5 days7 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution453 x 454128 x 36NANA453x454
Size1.39 inches1.4 inchesNANA1.39 inches
TouchNANA
TypeAMOLEDOLEDLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance20 ATM1 ATM1 ATMSplash resistant1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNANAAndroid Wear
Apps
Music

All Wearables