The first one is the Hennessey Venom GT which takes 14.51 seconds and Agera r takes 14.53 seconds. It is the second fastest car in the world when going from 0-300km/h. The Koenigsegg Agera R accelerates from 0-100km/h(0-62mph ) in just 2.8 seconds. The best thing about the engine is its weight that is just around 198kg along with flywheel, clutch, dry sump system, exhaust manifold and turbo.
The big motor can produce a maximum torque of 1,200 Nm rpm. The Koenigsegg Agera R is packed with a 5.0L bi-turbo V8 engine that gives a power output of 1140 hp 7100rpm.