There is not a best plane for FPV, only best plane for one type of FPV to suit your conditions and experience. If you want close and fast you choose a different plane from a long distance model. I have tried 10 different planes and my 2 favorites are a Zephyr/wing and a 2 meter EZ Glider clone.
http://i733.photobucket.com/albums/ww33 ... 4/EZG1.jpg
http://vimeo.com/22184151
Well thats my 2 cents
Mark