Difference between Selenium RC, Selenium Webdriver

Selenium RC	Selenium Web driver
Selenium RC is slower since it uses a JavaScript program called Selenium Core. This Selenium Core is the one that directly controls the browser, not you.	Web Driver is faster than Selenium RC since it speaks directly to the browser uses the browser’s own engine to control it.
Selenium Core, just like other JavaScript codes, can access disabled elements.	Web Driver interacts with page elements in a more realistic way.
Selenium RC’s API is more matured but contains redundancies and often confusing commands.	Web Driver’s API is simpler than Selenium RC’s. It does not contain redundant and confusing commands.
Selenium RC cannot support the headless HtmlUnit browser. It needs a real, visible browser to operate on.	Web Driver can support the headless HtmlUnit browser.
Selenium RC Has Built-In Test Result Generator. Selenium RC automatically generates an HTML file of test results.	Web Driver has no built-in command that automatically generates a Test Results File.
Cannot move mouse with it	Can move mouse cursor
No Listeners	Implementation of Listeners is provided
Cannot test iPhone/Android applications	Can test iPhone/Android applications
Works on almost all browsers.Does not work on latest version of Firefox/IE	Works on latest versions of almost all browsers - Firefox, IE(6,7,8,9,10), Opera, Chrome