Mercedes-Benz
SLK300
U.S. fuel economy and specifications from the EPA.

27Best combined MPG2016 model year
2009–2016Model years4 with EPA ratings
7Rated configurationsDrive, transmission and engine
2–3.5 LEngine sizeDisplacement
Best combined MPG by model year
The highest EPA rating among each year's configurations.
2009 21 MPG
2010 21 MPG
2011 21 MPG
2012 No rating
2013 No rating
2014 No rating
2015 No rating
2016 27 MPG
1 configuration.
Rear-Wheel Drive · Automatic 9-spd
Premium gasoline · Two Seaters
- Combined MPG
- 27
- Engine displacement
- 2.0 L
- Cylinders
- 4
Rear-Wheel Drive · Manual 6-spd
Premium gasoline · Two Seaters
- Combined MPG
- 20
- Engine displacement
- 3.0 L
- Cylinders
- 6
Rear-Wheel Drive · Automatic 7-spd
Premium gasoline · Two Seaters
- Combined MPG
- 21
- Engine displacement
- 3.0 L
- Cylinders
- 6
Rear-Wheel Drive · Automatic 7-spd
Premium gasoline · Two Seaters
- Combined MPG
- 21
- Engine displacement
- 3.5 L
- Cylinders
- 6
Rear-Wheel Drive · Manual 6-spd
Premium gasoline · Two Seaters
- Combined MPG
- 21
- Engine displacement
- 3.0 L
- Cylinders
- 6
Rear-Wheel Drive · Manual 6-spd
Premium gasoline · Two Seaters
- Combined MPG
- 20
- Engine displacement
- 3.0 L
- Cylinders
- 6
Rear-Wheel Drive · Automatic 7-spd
Premium gasoline · Two Seaters
- Combined MPG
- 21
- Engine displacement
- 3.0 L
- Cylinders
- 6