Opera Mini, fast, free, and awesome.
I use Opera Mini for 99% of my browsing, I have Opera Mobile installed, but I find myself never using it. The only other browser I use is Internet Explorer, because that's the only browser that works with the Youtube/Google Video/Flash video plugins.
Here's a howto on setting it up:
http://pdaphonehome.com/forums/ppc-6...t-manager.html
The above tutorial is based on beta 2, but the instructions apply to the final version (which was released today).