#7: Mercedes-Benz G-Class
- Style: G550 4dr SUV 4WD (5.5L 8cyl 7A)
- Combined (city and highway) MPG: 13
- Purchase price: $108,900
- True cost of ownership: $126,714
The Mercedes G550, a luxury SUV from the company’s G-Class, has a true cost of ownership of more than $125,000. The car has the third-most expensive fuel costs among all models examined, at approximately $23,500 for five years. The car gets a combined MPG of just 13, and just 11 MPG in the city. The G550 also has among the highest finance interest rates. Five years of ownership result in an average $12,000 in interest. Customers apparently do not mind paying these high costs, as the G-Class has been in production since 1979.