This document lists the 10 most expensive cars in the world and their prices, ranging from the Maybach 57 S at $367,000 to the Bugatti Veyron 16.4 at over $1 million. Luxury brands like Maybach, Mercedes, Porsche, and Koenigsegg dominate the top 10, along with exotic manufacturers like Saleen, LeBlanc, SSC, and Pagani. The Bugatti Veyron is identified as the most expensive car in the world at $1,192,057.