Fifth Gear is along the lines of Top Gear, but a little more fact based.
My personal favorite is Evo car magazine based out of the UK. They do "long term tests" for a lot of exotics like Aston Martins. As an example here is a review of the V8 Vantage from a few years ago: http://www.evo.co.uk/carreviews/evolongtermtests/202705/asto...