8 5 3 3 5

Mercedes-Benz SLK Gas Mileage (MPG)

Mercedes-Benz SLK Gas Mileage (MPG):

Unlike other fuel economy surveys, TrueDelta's Real-World Gas Mileage Survey includes questions about how and where a car was driven. So you can get an idea of the Mercedes-Benz SLK's real-world MPG based on how and where you drive a car.

If you are not a TrueDelta member, you can see only five Mercedes-Benz SLK MPG gas mileage averages for each powertrain. Log in or join us to see them all.

Mercedes-Benz SLK Gas Mileage

Year Body/Powertrain flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
2009 2dr Hardtop conv. 355-horsepower 5.4L V8
7-speed shiftable automatic RWD
flat med light 0 10 20 70 62 21.8
2009 2dr Hardtop conv. 355-horsepower 5.4L V8
7-speed shiftable automatic RWD
flat med light 0 10 20 70 62 21.8
  Averages flat med light 0 10 20 70 62 21.8
With the 355-horsepower 5.4L V8 engine, 7-speed shiftable automatic transmission, and rear-wheel drive, 2009 Mercedes-Benz SLK fuel economy has been averaging 21.8 MPG (miles per gallon).

The 2009 Mercedes-Benz SLKs in this analysis were driven mostly on the highway at an average speed of 62 miles per hour (about 70 percent of the miles driven). The rest of the miles were in the suburbs (20 percent), in the city (10 percent), and in heavy traffic (0 percent).

In addition the average 2009 Mercedes-Benz SLK in this analysis was driven on flat terrain with a medium foot and the AC on only some of the time.

Return to top

If you are not a TrueDelta member, you can see only five Mercedes-Benz SLK MPG fuel economy averages for each powertrain. Log in or join us to see them all.

 

What Our Members Are Saying about the Real Mercedes-Benz SLK MPG

Mercedes-Benz SLK Fuel Economy: Cons
YearBody/PowertrainComment
2005 2dr Hardtop conv. 355-horsepower 5.4L V8
7-speed shiftable automatic RWD
clearly AMG was not thinking gas mileage at all when they built this engine