Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Pebble Core vs. Michael Kors Grayson

 
Flex 2
Vivosmart HR
G-Shock GBA800
Grayson
Core
Grayson
 FitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$170$120$350$99$350
Release201620152018201820162018

Activity & Fitness

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

Battery

Duration5 days5 days2 years24 hoursNA24 hours
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 68453 x 454NA453x454
Sizen/a1.08 inches1.39 inchesNA1.39 inches
Touchn/aNA
TypeLEDn/aAMOLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM20 ATM1 ATMNA1 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables