#7. 2013 Mercedes Benz CL Class – $1,059.40 per year
The 2013 Mercedes Benz CL Class has an estimated maintenance cost of $5,297 for five years, or $1,059.40 per year. It has a suggested retail price of between $115,300 and $213,200. This coupe has several engine options, namely a 4.7-liter V8, 5.5-liter V8, 5.5-liter V12 and 6-liter V12. It has a poor value rating with gas mileage of only 12 miles per gallon in the city and 18 miles per gallon on the highway.