Real MPG: Mercedes-Benz SL (2012 - 2020) SL 500

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28.8–31.0
Official MPG
(NEDC)
26.4
Official MPG
(WLTP)
24.0–29.7
Real MPG
26.1
Real MPG
Average
87%
of Official MPG
(NEDC)
99%
of Official MPG
(WLTP)

More engines available for this model:

Engine Official MPG (NEDC) Official MPG (WLTP) Real MPG Avg. Real MPG %  
SL 350 37.7–39.2 mpg - 32.7 mpg 85% Submit
SL 400 33.6–36.7 mpg 28.8 mpg 31.0 mpg 108%* Submit
SL 400 Mille Miglia 36.7 mpg - - - Submit
SL 500 Mille Miglia 31.0 mpg - - - Submit
SL 63 AMG 24.1–28.8 mpg - - - Submit
SL 65 AMG 23.7–24.4 mpg - - - Submit
*Based on WLTP MPG values

Read the Honest John review...

Mercedes-Benz SL (2012 - 2020)

Impressively refined with a smooth ride. Metal folding roof means it's as quiet as a coupe. AMG versions are brutally fast.