1964 Ferrari 275 GTB/C Speciale
If you are looking down a list like this one which contains the most expensive cars ever sold at auction, you better get used to seeing the name Ferrari. The brand dominates high-end auctions, as is proven by this 1964 Ferrari 275 which sold for more than $26 million back in 2014. The reason for the exorbitant price tag? Only three of this exact model were ever produced, making it among the rarest Ferraris in the world.