As of 2015, the cost of a 2007 Mercedes S-Class, including the S550 trim, ranges from $14,500 to $37,500. The S550 is a sedan that comes standard with an eight-cylinder 382-horsepower, 5.5-liter V-8 engine.
The manufacturer's suggested retail price of the Mercedes-Benz S550 base model in 2007 was $85,750 to $88,750. Some of the notable features of this car include updated engine options, an optional night-vision system, increased length and width over older models, and more wood and chrome in the interior. There is an option to upgrade to a V-12 engine, and five- or seven-speed automatic transmission options. This vehicle has an estimated fuel economy of 12 to 16 miles per gallon in the city and 19 to 24 miles per gallon on the highway.