Mercedes-Benz SLK350 MPG by year — every rating on record
The Mercedes-Benz SLK350 has a combined EPA fuel economy rating for 12 model years, from 2005 to 2016. Across those years its best rated version returned 24 mpg (2013) and its thirstiest returned 19 mpg (2005). The EPA record holds 19 configurations for this nameplate, most recently a Two Seaters.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 2005 | 2 | 19 mpg | 19 mpg | #16 of 37 (58th pct) | Rear-Wheel Drive | Premium | Two Seaters |
| 2006 | 2 | 19 mpg | 19 mpg | #18 of 39 (55th pct) | Rear-Wheel Drive | Premium | Two Seaters |
| 2007 | 2 | 19 mpg | 19 mpg | #18 of 36 (51th pct) | Rear-Wheel Drive | Premium | Two Seaters |
| 2008 | 2 | 19 mpg | 19 mpg | #22 of 46 (53th pct) | Rear-Wheel Drive | Premium | Two Seaters |
| 2009 | 2 | 21 mpg | 21 mpg | #16 of 41 (63th pct) | Rear-Wheel Drive | Premium | Two Seaters |
| 2010 | 2 | 20 mpg | 20 mpg | #17 of 35 (53th pct) | Rear-Wheel Drive | Premium | Two Seaters |
| 2011 | 2 | 21 mpg | 20 mpg | #18 of 42 (59th pct) | Rear-Wheel Drive | Premium | Two Seaters |
| 2012 | 1 | 23 mpg | 23 mpg | #14 of 44 (70th pct) | Rear-Wheel Drive | Premium | Two Seaters |
| 2013 | 1 | 24 mpg | 24 mpg | #19 of 43 (57th pct) | Rear-Wheel Drive | Premium | Two Seaters |
| 2014 | 1 | 24 mpg | 24 mpg | #19 of 58 (68th pct) | Rear-Wheel Drive | Premium | Two Seaters |
| 2015 | 1 | 24 mpg | 24 mpg | #20 of 60 (68th pct) | Rear-Wheel Drive | Premium | Two Seaters |
| 2016 | 1 | 24 mpg | 24 mpg | #14 of 54 (75th pct) | Rear-Wheel Drive | Premium | Two Seaters |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The Mercedes-Benz SLK350 placed highest in 2012 at #14 of 44, and lowest in 2008 at #22 of 46. It spent 12 of its 12 ranked years in the top half of its class.
Every configuration on record
All 19 configurations EPA lists for this nameplate, newest first.
| Year | Configuration | Engine detail | City | Highway | Combined | Gallons/yr | Barrels/yr | EPA fuel cost/yr | CO2 g/mi | GHG |
|---|---|---|---|---|---|---|---|---|---|---|
| 2016 | 3.5L 6-cyl Rear-Wheel Drive Automatic 7-spd Premium | SIDI, start-stop | 21 | 29 | 24 | 479.2 | 12.4 | $3,250 | 368 | 5/10 |
| 2015 | 3.5L 6-cyl Rear-Wheel Drive Automatic 7-spd Premium | SIDI, start-stop | 21 | 28 | 24 | 479.2 | 12.4 | $3,250 | 371 | 6/10 |
| 2014 | 3.5L 6-cyl Rear-Wheel Drive Automatic 7-spd Premium | 3.5L 6-cyl, start-stop | 21 | 28 | 24 | 479.2 | 12.4 | $3,250 | 371 | 6/10 |
| 2013 | 3.5L 6-cyl Rear-Wheel Drive Automatic 7-spd Premium | SIDI | 21 | 28 | 24 | 479.2 | 12.4 | $3,250 | 371 | 6/10 |
| 2012 | 3.5L 6-cyl Rear-Wheel Drive Automatic 7-spd Premium | SIDI | 20 | 29 | 23 | 500.0 | 12.9 | $3,350 | 386.39130434782606 | n/a |
| 2011 | 3.5L 6-cyl Rear-Wheel Drive Manual 6-spd Premium | 3.5L 6-cyl | 18 | 25 | 20 | 575.0 | 14.9 | $3,900 | 444.35 | n/a |
| 2011 | 3.5L 6-cyl Rear-Wheel Drive Automatic 7-spd Premium | 3.5L 6-cyl | 19 | 25 | 21 | 547.6 | 14.2 | $3,700 | 423.1904761904762 | n/a |
| 2010 | 3.5L 6-cyl Rear-Wheel Drive Manual 6-spd Premium | PR | 17 | 25 | 20 | 575.0 | 14.9 | $3,900 | 444.35 | n/a |
| 2010 | 3.5L 6-cyl Rear-Wheel Drive Automatic 7-spd Premium | PR | 18 | 25 | 20 | 575.0 | 14.9 | $3,900 | 444.35 | n/a |
| 2009 | 3.5L 6-cyl Rear-Wheel Drive Automatic 7-spd Premium | 3.5L 6-cyl | 18 | 26 | 21 | 547.6 | 14.2 | $3,700 | 423.1904761904762 | n/a |
| 2009 | 3.5L 6-cyl Rear-Wheel Drive Manual 6-spd Premium | 3.5L 6-cyl | 18 | 26 | 21 | 547.6 | 14.2 | $3,700 | 423.1904761904762 | n/a |
| 2008 | 3.5L 6-cyl Rear-Wheel Drive Automatic 7-spd Premium | 3.5L 6-cyl | 17 | 23 | 19 | 605.3 | 15.7 | $4,100 | 467.7368421052632 | n/a |
| 2008 | 3.5L 6-cyl Rear-Wheel Drive Manual 6-spd Premium | 3.5L 6-cyl | 16 | 23 | 19 | 605.3 | 15.7 | $4,100 | 467.7368421052632 | n/a |
| 2007 | 3.5L 6-cyl Rear-Wheel Drive Automatic 7-spd Premium | 3.5L 6-cyl | 17 | 23 | 19 | 605.3 | 15.7 | $4,100 | 467.7368421052632 | n/a |
| 2007 | 3.5L 6-cyl Rear-Wheel Drive Manual 6-spd Premium | 3.5L 6-cyl | 16 | 23 | 19 | 605.3 | 15.7 | $4,100 | 467.7368421052632 | n/a |
| 2006 | 3.5L 6-cyl Rear-Wheel Drive Automatic 7-spd Premium | 3.5L 6-cyl | 17 | 22 | 19 | 605.3 | 15.7 | $4,100 | 467.7368421052632 | n/a |
| 2006 | 3.5L 6-cyl Rear-Wheel Drive Manual 6-spd Premium | 3.5L 6-cyl | 16 | 23 | 19 | 605.3 | 15.7 | $4,100 | 467.7368421052632 | n/a |
| 2005 | 3.5L 6-cyl Rear-Wheel Drive Automatic 7-spd Premium | 3.5L 6-cyl | 17 | 23 | 19 | 605.3 | 15.7 | $4,100 | 467.7368421052632 | n/a |
| 2005 | 3.5L 6-cyl Rear-Wheel Drive Manual 6-spd Premium | 3.5L 6-cyl | 16 | 23 | 19 | 605.3 | 15.7 | $4,100 | 467.7368421052632 | n/a |
How the rating has moved between model years
Comparing the best-rated configuration of each year. 4 of 5 year-over-year steps improved the top rating.
| Change | Best combined | Delta | Gallons a year at the newer rating |
|---|---|---|---|
| 2008 → 2009 | 19 → 21 mpg | +2 mpg | 548 gal |
| 2009 → 2010 | 21 → 20 mpg | -1 mpg | 575 gal |
| 2010 → 2011 | 20 → 21 mpg | +1 mpg | 548 gal |
| 2011 → 2012 | 21 → 23 mpg | +2 mpg | 500 gal |
| 2012 → 2013 | 23 → 24 mpg | +1 mpg | 479 gal |
What SLK350 fuel costs over a year
At the EPA's 11,500 miles a year, the 2016 Mercedes-Benz SLK350 burns 479 to 479 gallons depending on configuration. Below is what that costs at three pump prices, and how much more the thirstiest configuration costs than the most efficient one.
| Pump price | Most efficient | Thirstiest | Spread |
|---|---|---|---|
| $3.00/gal | $1,438 | $1,438 | $0 |
| $3.50/gal | $1,677 | $1,677 | $0 |
| $4.00/gal | $1,917 | $1,917 | $0 |
EPA’s own estimate for the 2016 model year is $3,250 to $3,250 a year in fuel, or $5,000 more than the average new vehicle over five years.
How it compares with other Two Seaters
Across the 263 nameplates EPA classifies as Two Seaters, the median best combined rating is 18 mpg. At 24 mpg the Mercedes-Benz SLK350 is 6 mpg better the median, which is worth about $559 a year at $3.50 a gallon.
- All Two Seaters rankings — every nameplate in the class, best to worst.
Other Mercedes-Benz nameplates
Every Mercedes-Benz model compared → — all nameplates ranked by best combined rating, with what each one costs a year.