The Lamborghini Reventón is a mid-engine sports car that debuted at the 2007 Frankfurt Motor Show. It was the most expensive  Lamborghini road car until the Lamborghini Sesto Elemento was launched, costing two million dollars (~€1.5 million, or ~£840,000). Its top speed was recorded in UAE at . The official press release stated that only 20 vehicles would be sold to the public, with one additional car (marked as 00/20) produced for the Lamborghini museum. Although early rumors indicated the total number would actually be 100, each Reventón is stamped with its number in the sequence of 20 between the driver's and passenger's seats.