1. Apple Safari 5
1.1. Pros
1.1.1. Reading list. Cover flow and other beautiful interface elements.
1.1.2. Good standards support. Good browsing speed
1.2. cons
1.2.1. Not being updated together with Mac version.
1.2.2. Slow startup
2. Opera 12.10
2.1. Pros
2.1.1. Turbo feature makes slow connections even faster.
2.1.2. Syncing of bookmarks, settings, passwords, history, and more. Mac and Linux versions.
2.2. cons
2.2.1. Occasionally sites won't display properly, though this is getting rare
2.2.2. Hardware acceleration not enabled by default.
3. Explorer10
3.1. Pros
3.1.1. Fast. High HTML5 compatibility.
3.1.2. Excellent touch input conveniences. Full-screen view.
3.2. cons
3.2.1. Split personality on Windows 8
3.2.2. two very different interfaces. Still missing some HTML5 features.
4. Mozilla Firefox 21
4.1. Pros
4.1.1. Clean, minimal interface. Fast performance
4.1.2. Good HTML5 support. Good security
4.2. cons
4.2.1. Lacks client-side tracking protection like that found in IE9.
4.2.2. Lacks Chrome's built in Flash and Instant page view.
5. HTML 5 Readiness
5.1. Ranking out of 500
5.1.1. Google Chrome-463
5.1.2. Explorer 10- 320
5.1.3. Opera 12.10- 419
5.1.4. Mozilla Firefox 21- 399
5.1.5. Apple Safari 5-258
6. Marketshare
7. Define
7.1. Browser.Also called Web browser. Digital Technology . a software program that allows the user to find and read encoded documents in a form suitable for display, especially such a program for use on the World Wide Web.
7.2. Browser Extension (plugin):A browser extension is a computer program that extends the functionality of a web browser in some way. Depending on the browser and the version, the term may be distinct from similar terms such as plug-in or add-on
8. Chorome
8.1. Pros
8.1.1. Leading support for HTML 5. Fast.
8.1.2. Syncing. Built-in Flash player and PDF reader. Spell checking.
8.2. cons
8.2.1. Still some occasional minor site incompatibilities.
8.2.2. Do Not Track privacy feature is buried and discouraged.