The most expensive car in the world is the Rolls-Royce La Rose Noire Droptail. Touted as the costliest car ever made at a staggering Rs. Rolls-Royce La Rose Noire Droptail serves as the British luxury car maker’s tribute to automobile craftsmanship. At launch, the Camargue was Rolls-Royce’s flagship and the most expensive production car in the world, eventually selling in North America for approximately US$147,000 (over $600,000 in current dollars).