
The following table compares the fuel economies of different models of Mercedes-Benz SLK350 cars, across model years.
The annual fuel costs (shown in the right-hand columns) are calculated based on an estimated annual mileage of 15,000 miles,
of which 55% of the miles are city driving, and 45% of the miles are highway driving.
Annual Cost 1 assumes a fuel cost of $5.00 per gallon, while Annual Cost 2 assumes a fuel cost of $6.00 per gallon.
| Model Year | Transmission | Cyl. | Combined MPG | City MPG |
Highway MPG |
Annual Cost 1 |
Annual Cost 2 |
|---|---|---|---|---|---|---|---|
| 2016 SLK350 | Automatic 7-speed | 6 | 24 | 21 | 29 | $3,128 | $3,753 |
| 2015 SLK350 | Automatic 7-speed | 6 | 24 | 21 | 28 | $3,169 | $3,803 |
| 2014 SLK350 | Automatic 7-speed | 6 | 24 | 21 | 28 | $3,169 | $3,803 |
| 2013 SLK350 | Automatic 7-speed | 6 | 24 | 21 | 28 | $3,169 | $3,803 |
| 2012 SLK350 | Automatic 7-speed | 6 | 23 | 20 | 29 | $3,226 | $3,871 |
| 2011 SLK350 | Manual 6-speed | 6 | 20 | 18 | 25 | $3,641 | $4,370 |
| 2011 SLK350 | Automatic 7-speed | 6 | 21 | 19 | 25 | $3,521 | $4,225 |
| 2010 SLK350 | Manual 6-speed | 6 | 20 | 17 | 25 | $3,776 | $4,531 |
| 2010 SLK350 | Automatic 7-speed | 6 | 20 | 18 | 25 | $3,641 | $4,370 |
| 2009 SLK350 | Automatic 7-speed | 6 | 21 | 18 | 26 | $3,589 | $4,307 |
| 2009 SLK350 | Manual 6-speed | 6 | 21 | 18 | 26 | $3,589 | $4,307 |
| 2008 SLK350 | Automatic 7-speed | 6 | 19 | 17 | 23 | $3,893 | $4,672 |
| 2008 SLK350 | Manual 6-speed | 6 | 19 | 16 | 23 | $4,045 | $4,854 |
| 2007 SLK350 | Automatic 7-speed | 6 | 19 | 17 | 23 | $3,893 | $4,672 |
| 2007 SLK350 | Manual 6-speed | 6 | 19 | 16 | 23 | $4,045 | $4,854 |
| 2006 SLK350 | Automatic 7-speed | 6 | 19 | 17 | 22 | $3,960 | $4,752 |
| 2006 SLK350 | Manual 6-speed | 6 | 19 | 16 | 23 | $4,045 | $4,854 |
| 2005 SLK350 | Automatic 7-speed | 6 | 19 | 17 | 23 | $3,893 | $4,672 |
| 2005 SLK350 | Manual 6-speed | 6 | 19 | 16 | 23 | $4,045 | $4,854 |
Data source: Fuel Economy USA, Reference.