Bentley Mulsanne MPG & Fuel Economy

The 2020 Bentley Mulsanne gets up to 14 MPG combined (11 city / 18 highway) in EPA testing.

Latest model year (2020):

The Bentley Mulsanne gets up to 12 MPG combined (10 city / 16 highway) in the Auto (S8), 8 cyl, 6.8 L trim.

Verifiedfueleconomy.gov · Verified August 11, 2026

Bentley Mulsanne MPG — All Years

YearTrimEngineFuelCity (MPG)Hwy (MPG)Combined (MPG)
2020Auto (S8), 8 cyl, 6.8 L8 6.8LPremium Gasoline101612
2019Auto (S8), 8 cyl, 6.8 L8 6.8LPremium Gasoline101612
2018Auto (S8), 8 cyl, 6.8 L8 6.8LPremium Gasoline111814
2017Auto (S8), 8 cyl, 6.8 L8 6.8LPremium Gasoline111814
2017Auto (S8), 8 cyl, 6.8 L8 6.8LPremium Gasoline111713
2016Auto (S8), 8 cyl, 6.8 L8 6.8LPremium Gasoline111814
2015Auto (S8), 8 cyl, 6.8 L8 6.8LPremium Gasoline111813

Data sourced from fueleconomy.gov (U.S. Department of Energy). MPG figures are EPA-tested. Fuel costs are estimates based on average fuel prices and 15,000 miles/year.

Bentley Mulsanne MPG FAQ

What is the MPG of the Bentley Mulsanne?

The Bentley Mulsanne gets up to 14 MPG combined (11 city / 18 highway) in the 2020 model year. Fuel economy varies by engine and trim — see the full table above for details.

Which Bentley Mulsanne trim has the best fuel economy?

The Auto (S8), 8 cyl, 6.8 L trim offers the best combined fuel economy at 14 MPG. Smaller engines and front-wheel-drive configurations typically achieve the highest MPG.

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