1. Firefox vs Opera
Opera is a free proprietary web browser developed by Opera Software. Its features include tabbed
browsing, page zooming, mouse gestures, a built-in BitTorrent client and more. A number of key
features of modern browsers was in fact pioneered by Opera. The browser is extensible via widgets
and third party add-ons, although it strictly limits what these plugins can do as a quality assurance
measure.
About OperaSleek browser with a number of unique features
Opera only has a small part of the PC web browser market; however, Opera Mini is one of the most
popular browsers used in mobile phones and PDAs.
Opera vs Firefox Discussion