Let’s say you want a car that’s fast – like, world-beating fast. The kind of fast that’ll get you thrown in jail quicker than most cars can reach the 60-mph mark. The kind of fast usually reserved for aircraft. We’re talking the bleeding edge of speed here, the cream of the crop in terms of moving across the face of the Earth on four wheels. Incredibly, there’s actually several options to choose from, assuming you’ve got the bank account to back it. Up here, at the peak of the mountain, you’ll find the Henessey Venom F5, the Bugatti Chiron, and the Koenigsegg Agera RS going head-to-head-to-head, each a top trump in modern street-legal performance. But which is the best?