1. Firefox
1.1. Pros
1.1.1. Has built in Security for viruses and malware
1.1.2. Contains state of the art pop up blocker
1.2. Cons
1.2.1. High system memory usage
1.2.2. Downloads can not be resumed if interrupted
2. Safari
2.1. Pros
2.1.1. Easy Navigation of tools and web.
2.1.2. Browser layout is very clean with little clutter.
2.2. Cons
2.2.1. Very Large Installation.
2.2.2. Only Partial Customization allowed
3. Opera
3.1. Pros
3.1.1. Only browser with support on Windows Linux and Mac OS
3.1.2. Contains built-in Anti Phishing
3.2. Cons
3.2.1. Slowest boot up time with single tab
3.2.2. Does not offer Telephone support
4. Explorer
4.1. Pros
4.1.1. Comes standard with an installation of Windows
4.1.2. Uses the least amount of memory with any number of windows open
4.2. Cons
4.2.1. Slowest load time of all browsers for java
4.2.2. Known to have a lot of viruses scripted towards it.
5. Chrome
5.1. Pro
5.1.1. Sandboxed Security System built in
5.1.2. Loads Javascript the fastest
5.2. Cons
5.2.1. Uses the most memory with 8+ Tabs open
5.2.2. Restrictive data extensions due to possible data leakage and security breach.