Originally Posted by
Collins
I think you are mistaken. The 5D MkII does not have the same level of autofocus performance (on paper, anyway) as the 7D and it certainly doesn't have the ability to operate wireless flash units without the ST-E2 or a 580EX/EXII flash on top. The paltry fps speed of the 5D MkII is nowhere near the class of the 7D either.
Unless we're thinking of different cameras?
The 7D is a new camera than the 5D MkII, so have the newer technologies. And of course, there are other differences in spec. But the two cameras have very similar in most ways with the main difference is the sensor size.