Real MPG: Mercedes-Benz SL-Class (2008 - 2012) SL 500
Submit your Real MPG
24.4
Official MPG(NEDC)
20.0–27.0
Real MPG
23.7
Real MPGAverage
97%
of Official MPG(NEDC)
More engines available for this model:
| Engine | Official MPG (NEDC) | Official MPG (WLTP) | Real MPG Avg. | Real MPG % | |
| SL 300 | 30.4 mpg | - | 26.4 mpg | 87% | |
| SL 350 | 29.1 mpg | - | 25.8 mpg | 89% | |
| SL 600 | 20.3 mpg | - | - | - | |
| SL 63 AMG | 20.0 mpg | - | 19.5 mpg | 98% | |
| SL 65 AMG | 20.2 mpg | - | - | - | |
| SL55 AMG | 19.3 mpg | - | 17.9 mpg | 92% |
Read the Honest John review...
Mercedes-Benz SL-Class (2008 - 2012)
Great performance from all the engines with SL350 the pick of the bunch, neat folding metal roof.
Rivals
| Mercedes-Benz SL-Class (2008 - 2012) | 23.3 | avg mpg |
| Audi A3 Cabriolet (2008 - 2013) | 43.4 | avg mpg |
| Peugeot 207 CC (2007 - 2015) | 40.7 | avg mpg |
| Fiat 500C (2009 on) | 48.1 | avg mpg |
