Ding Ding Ding!
Which, technically speaking, means that the 99/01 Cobra is the faster car.
I'd put money on the Cobra if there were a race between two stock ones, not a doubt in my mind.
You would lose...
The S197 owns the 99/01 Cobra from a dig, makes more average power, and MOST have 3.55's to make up for some of the weight disadvantage...