<P> The name One: 1 comes from the power - to - weight ratio (1,360 PS to 1360 kg) giving the car 1 hp per 1 kg weight . The 1,341 bhp power output is the equivalent of one megawatt, which Koenigsegg claims makes the One: 1 the' world's first megacar' . The car is more focused as a track car than the previous cars made by Koenigsegg . Koenigsegg had to sacrifice a few things to be able to achieve their goal with the car . There is an airscoop on the removable roof, so it would not have been possible to stow the roof in the boot like previous models . As such, Koenigsegg have taken advantage of this and modeled the front to create more downforce, which reduces boot capacity by 40% . </P> <P> On 18 July 2016, a One: 1 crashed during practice sessions at the Nürburgring Track . The exterior panels and subframes of the car were severely damaged but Koenigsegg stated that the car would be rebuilt . </P> <P> The Koenigsegg Agera RS was unveiled at the 2015 Geneva Motor Show, along with the prototype version of the Koenigsegg Regera . The Agera RS is an advanced version of the Agera R, implementing some of the new technology and features of the One: 1 and combining the features of the Agera R and the Agera S. Koenigsegg billed it as "the ultimate track tool" due to its lightweight features and track optimized technologies . The Agera RS produces 450 kg of downforce at 250 km / h . The 5.0 - litre V8 engine now produces 865 kW (1,160 hp) on regular pump gasoline . The optional 1 - megawatt package increases the engine's power to 1,000 kW (1,341 bhp). The Agera RS is limited to 25 units . Each Agera RS can be fully customized by its owner . Some customized versions of the Agera RS include: Agera RS Draken, Agera XS, Agera RS Gryphon, Agera RSR, Agera RS Naraya, Agera RS1 and Agera RS ML . </P> <P> The Agera RS has a power - to - weight ratio of 1.19 kg (2.62 lb) per horsepower . The vehicle has a power - to - weight ratio of 1.03 kg (2.27 lb) per horsepower, with the 1 MW option . </P>

When did the koenigsegg agera rs come out