In fact the video are taken at 320x240 then upscaled at 640x480, so the final file says it's VGA when it's actually only QVGA... You can actually remark that there is some aliasing on the video which isn't present with a N82 or N95 :
Full article here :
If you think that false, please post videos, I don't want it anymore only because of that lie. Maybe it's just a firmware problem or something like that...