Fitbit Charge 2 vs. Fitbit One vs. Apple Watch Series 2 vs. Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Charge 2
One
Watch Series 2
G-Shock GBA800
Grayson
Grayson
 FitbitCharge 2Remove Buy NowFitbitOneRemove Buy NowAppleWatch Series 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$150$100$269$120$350$350
Release201620122016201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 days18 hours2 years24 hours24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a340 x 272 or 390 x 312453 x 454453x454
Sizen/an/a1.5 inches or 1.65 inches1.39 inches1.39 inches
Touchn/a
TypeOLEDOLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aSplast Resistant5ATM20 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OSAndroid WearAndroid Wear
Apps
Music

All Wearables