15 Fuel Efficient Luxury Cars

Photo by Highway Star Benz

13. 2016 Mercedes-Benz CLS-Class

Gas mileage: 30 MPG (highway)

The Mercedes-Benz CLS-Class is a very fuel efficient luxury car. The exterior of the auto has been significantly upgraded compared to the E-Class, and up to four adults can fit comfortably inside of the car. The stock engine for the vehicle is a twin-turbo six-cylinder rated at 329 horsepower, and consumers can also choose to upgrade to a twin-turbocharged V-8 rated at 402 horsepower when buying the car new. Rear-wheel drive comes standard on the auto, and all-wheel drive is available as a dealer option. The top overall speed of the CLS-Class is 131 MPH, and the car can go from zero to 60 MPH in only 5.1 seconds. The overall gas mileage rating of the auto is 20 MPG (city) and 30 MPG (highway).