The Pagani Huayra is also unofficially faster around the track than the  a limited production hybrid sports car of which one was auctioned off for how much money?
LaFerrari LaFerrari (project name, F150) is a limited production hybrid sports car built by Ferrari. LaFerrari literally means "TheFerrari" in Italian language and in some other Romance languages, in the sense that it is the "definitive" Ferrari. On December 3, 2016, a LaFerrari auctioned off for $7 million (£5,743,500.00) making this car "the most valuable 21st century automobile ever sold at auction".
Aston Martin RHAM/1 The Aston Martin RHAM/1 was a highly modified Aston Martin DBS V8 racing car, developed by Robin Hamilton, built with the intention of racing at the 24 Hours of Le Mans. After development by Hamilton, RHAM/1 competed in the 1977 and 1979 24 Hours of Le Mans, finishing 17th overall and 3rd in the GTP class in the 1977 race. The car has also held the World Land Speed Record, for towing a caravan, at the speed of 124.91 mph.