DxO Labs has tested 85 lenses on the Canon EOS 5D Mark III and analysed the results, looking at its two proprietary measures: 'Perceptual Megapixels' for lens sharpness, and the overall DxOMark score. In the first section of a multi-part series, it makes comparisons against both the EOS 5D Mark II and the Nikon D800, with results that may be surprising. Click the link below for DxOMark's article.

DxOMark's graph comparing P-Mpix and DxOMark scores for the same lenses tested on the Canon EOS 5D Mark III and EOS 5D Mark II

DxOMark has also completed its full investigation into which lenses score highest on the Nikon D800. Part Three looks into telephoto lenses, including all-in-one superzooms, while Part Four is all about wideangles. Click below for the links:

Our recent lens reviews have been prepared in collaboration with DxOMark, click here to see what what we've covered.