Pick a year below to open the full Mercedes-Benz SLK350 page for that model year. Each year page covers combined, city, and highway MPG, the trim variants the EPA rates separately, the annual fuel cost across three driving patterns, and a year-over-year comparison so you can see whether the car has improved.

Fuel economy by model year

Combined MPG, city MPG, highway MPG, and the EPA's estimated annual fuel cost for every model year of the Mercedes-Benz SLK350. Click any year to see the full breakdown for that model year, including trim variants, the drivetrain, and a comparison against other vehicles in its segment.

Year Model Combined MPG City Highway Annual fuel cost
2016 2016 Mercedes-Benz SLK350 24 MPG 21 MPG 29 MPG $2,900
2015 2015 Mercedes-Benz SLK350 24 MPG 21 MPG 28 MPG $2,900
2014 2014 Mercedes-Benz SLK350 24 MPG 21 MPG 28 MPG $2,900
2013 2013 Mercedes-Benz SLK350 24 MPG 21 MPG 28 MPG $2,900
2012 2012 Mercedes-Benz SLK350 23 MPG 20 MPG 29 MPG $3,000
2011 2011 Mercedes-Benz SLK350 21 MPG 19 MPG 25 MPG $3,300
2010 2010 Mercedes-Benz SLK350 20 MPG 17 MPG 25 MPG $3,450
2009 2009 Mercedes-Benz SLK350 21 MPG 18 MPG 26 MPG $3,300
2008 2008 Mercedes-Benz SLK350 19 MPG 17 MPG 23 MPG $3,650
2007 2007 Mercedes-Benz SLK350 19 MPG 17 MPG 23 MPG $3,650
2006 2006 Mercedes-Benz SLK350 19 MPG 17 MPG 22 MPG $3,650
2005 2005 Mercedes-Benz SLK350 19 MPG 17 MPG 23 MPG $3,650

How the Mercedes-Benz SLK350 compares against the Two Seaters class

Buyers usually compare the Mercedes-Benz SLK350 against other cars in the same EPA class. The list below shows the most efficient cars in the Two Seaters class for the 2016 model year, the latest year on this page. Each link opens the full page for that car.

Source: U.S. EPA fuel economy dataset. Annual fuel cost assumes 15,000 miles of driving per year and a 55% city, 45% highway split.