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|2007||2007 2dr Hardtop conv. turbocharged 429hp 4.7L V8 7-sp shiftable automatic RWD||21||
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|With the turbocharged 449hp 4.7L V8 engine, 9-speed shiftable automatic transmission, and rear-wheel drive, the 2007 Mercedes-Benz SL has been averaging 21 MPG (miles per gallon).
The 2007 Mercedes-Benz SLs in this analysis were driven mostly on the highway at an average speed of 70 miles per hour (about 30 percent of the miles driven). The rest of the miles were in the city (10 percent), in heavy traffic (10 percent), and in the suburbs (0 percent).
In addition, the average 2007 Mercedes-Benz SL in this analysis was driven on hilly terrain with a light foot and the AC not used at all.