The most expensive car ever is a 1955 Mercedes-Benz 300 SLR Uhlenhaut Coupé sold for $143 million by RM Sotheby's at a special auction at the Mercedes-Benz Museum in Stuttgart in 2022. A 1955 Mercedes-Benz 300 SLR Uhlenhaut Coupé became the most valuable car in the world when it sold for a world record €135 million ($143 million) at a special auction arranged by RM … [Read more...]