I can't believe I'm saying this, but if you're on the fence between PS3 and Wii, I would definitely go with the Wii version. Currently the PS3 has a fairly substantial bug that is preventing people from completing the second career tournament. The devs are looking into the issue, but who knows when it will get patched.
Edit: More info:
http://forum.ea.com/eaforum/posts/list/242512.page
http://forum.ea.com/eaforum/posts/list/242977.page