Our comparative review of the Panasonic GH4 and Sony Alpha 7S started with a look at their designs, handling and video spec. Between them they've set new benchmarks for the sophistication of their video capabilities, but they're both potentially very capable stills cameras as well. That brings us to part two of our review, which adds six pages including analysis of image quality and dynamic range. We've also expanded our look at the video modes on each camera. Take a look at our expanded comparison of the GH4 and A7S.