Use to be ie, not sure how they'd compare these days. Both have advantages.
There all pretty much par for the course! Just choose one you prefer to use.
As a side note, Chrome was the first to fall at pwn2own competition with its Sandbox environment being bypassed.
http://www.zdnet.com/blog/security/pwn2own-2012-google-chrome-browser-sandbox-first-to-fall/10588
Though it was intentional of the exploit developer to go after Chrome first, they all got compromised at the end of the day.
Does Chrome really take info from you etc?
Does Chrome really take info from you etc?