Web Browsers Comparisons

Browser	Operating Systems	Features
Comparison Chart - Web Browsers
Internet Explorer Where to Buy (free, http://www.microsoft.com/windows/ie)	Windows XP Service Pack 2, Windows XP Professional x64 Edition, Windows Server 2003 Service Pack 1, Windows Vista	Tabbed browsing, quick tabs, tab group save, toolbar web search, one-click Favorites center, instant search box, page zoom, automatic form filler, advanced printing and reading and subscription to RSS feeds. Security features include ActiveX opt-out, security status bar, phishing filter, cross-domain barriers and address bar protection. IE7 remembers open tabs for the next session. Although it lacks themes and the customizable interface available in both Firefox and Opera, the interface is made clean by substituting icons for menus.
Firefox Where to Buy (free, http://www.mozilla.com/Firefox/)	Windows, Mac, Linux	Tabbed browsing, click-and-drag tabs, tab groups, toolbar web search, live bookmarks (they automatically update) with micro summaries, page zoom, advanced printing, download management (download pause) RSS feeds and spell checker in text boxes. Security features include no ActiveX components, phishing filter, selective page filter, pop-up ad/ad-ware blocker and download manager. Many plug-ins and extensions allow you to customize the interface.
Opera Where to Buy (free, http://www.opera.com/)	Windows, Mac, Linux, FreeBSD i386, Solaris, OS/2, QNX, BeOS	BitTorrent support (peer-to-peer file distribution tool), tabbed browsing, tab group save, mouse-over thumbnails for tabs, tiled tabs, remembers open tabs for next session, RSS feeds, voice recognition/text reading, download pause, chat, e-mail, widgets (small applications), multiple search capability and mouse gestures (which provide a way to execute commands without using the keyboard.) Security bar works as a phishing alert, Speed Dial shortcuts.
Camino Where to Buy (free, http://caminobrowser.org/)	Mac OS X 10.3 and later	Automatic detection of RSS sites and on-click RSS subscription, integrated spell-check, tabbed browsing, session restore, pop-up blocking, ad blocking and what Camino calls the "world's best rendering engine." Fast, lean with an intuitive, Mac-style user interface and many privacy features.
Opera Mini Where to Buy (free, http://www.opera.com/)	Most web-enabled mobile devices including Blackberries and Palm devices using the Java Virtual Machine.	Opera link synchronizes mobile links with desktop computer links, landscape or portrait view, virtual mouse, enhanced small-screen rendering, scrolling shortcuts, suggested browsing start points, quick browsing keystrokes, custom search shortcuts and speed dial.