The Sony NEX-5 features a new lens mount dubbed the Sony E-mount, and at launch, Sony is offering three E-mount lenses compatible with its NEX-series camera bodies -- a 16mm f/2.8 prime ...

Above, we can see that the NEX-7 doesn't do quite as well as the Olympus E-P3 at the pixel level, at least up until ISO 1,600 where the Sony starts to pull ahead. Keep in mind the E-P3 uses a 12 ...