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. What is the most expensive car in the world? As of now, the title of the most expensive new car ever sold goes to the Rolls-Royce La Rose Noire, with a reported price of around ₹250 crores . Who is the owner of Rolls-Royce Motor Cars?