Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Fitbit Charge HR vs. Pebble Core vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
G-Shock GBA800
Grayson
Charge HR
Core
Grayson
Vivosmart 4
 CasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge HRRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$120$350$150$99$350$130
Release201820182015201620182018

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration2 years24 hours5 daysNA24 hours7 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution453 x 454NANA453x45448 x 128
Size1.39 inchesNANA1.39 inches0.74 inches
TouchNANA
TypeAMOLEDOLEDNAAMOLEDOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance20 ATM1 ATM1 ATMNA1 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemAndroid WearNANAAndroid Wear
Apps
Music

All Wearables