Studio report: Nikon D5 has lowest base ISO dynamic range of any current FF Nikon DSLR

When the Nikon D5 arrived in our office on Friday we immediately wanted to answer a few questions: How is the low light performance? How good is the autofocus? How is the Raw dynamic range? After running our Exposure Latitude and ISO Invariance tests we've found that while the D5's sensor is clearly optimised for low-light image making, it represents a rather surprising - and disappointing - step backwards in terms of base ISO dynamic range. Let's take a closer look, starting with our Expos...