Venkat Viswanathan, a mechanical engineering professor at Carnegie Mellon University, told Jalopnik that the 1. Accompanied with a 20 kg (44 lb) weight reduction. All the improvements add up to a claimed performance of 0-100 km/h (62 mph) in 3.Koenigsegg Jesko (2. This power translates into a blistering 0-60 mph time of just 2. Koenigsegg claims could exceed 300 mph! The Jesko Absolut is estimated by the manufacturer to have a top speed of 500 km/h (310 mph), with theoretical speeds as high as 531–563 km/h (330–350 mph).Koenigsegg Jesko Absolut: World Fastest Car Ever. Top Speed Car in the World: When Christian von Koenigsegg says a car is “the fastest Koenigsegg we will ever make,” the world listens. The Jesko Absolut isn’t just a hypercar.Speed. The Koenigsegg produced a Koenigsegg CCR hypercar with a top speed of 245 mph and a power output of 806 hp. This puts it on par with or surpassing competitors like the Ferrari LaFerrari (top speed 218 mph, 0-62 in 2. McLaren P1 (top speed 217 mph, 0-60 in 2.