Originally Posted by ImportConvert

I took it the opposite. Every test I have seen, the new mustang betters the 370Z on the track, both the twisty and the straight kind. The Z feels "racier" though, I enjoyed it when I test-drove it.

In the end, they are two different cars, though. When Nissan puts a 400+hp engine in their car, then they can come back and try again with the comparo, until then, the GT is a ringer for the M3, just with a lot less refinement.