BMW M8 Convertible: MPG and fuel economy by year

The EPA has rated the BMW M8 Convertible across 2 model years, from the 2020 BMW M8 Convertible through the 2021 BMW M8 Convertible. The most recent 2021 BMW M8 Convertible returns 17 combined MPG.

Pick a year below to open the full BMW M8 Convertible page for that model year. Each year page covers combined, city, and highway MPG, the trim variants the EPA rates separately, the annual fuel cost across three driving patterns, and a year-over-year comparison so you can see whether the car has improved.

Fuel economy by model year

Combined MPG, city MPG, highway MPG, and the EPA's estimated annual fuel cost for every model year of the BMW M8 Convertible. Click any year to see the full breakdown for that model year, including trim variants, the drivetrain, and a comparison against other vehicles in its segment.

Year	Model	Combined MPG	City	Highway	Annual fuel cost
2021	2021 BMW M8 Convertible	17 MPG	15 MPG	21 MPG	$4,050
2020	2020 BMW M8 Convertible	17 MPG	15 MPG	21 MPG	$4,050

How the BMW M8 Convertible compares against the Subcompact Cars class

Buyers usually compare the BMW M8 Convertible against other cars in the same EPA class. The list below shows the most efficient cars in the Subcompact Cars class for the 2021 model year, the latest year on this page. Each link opens the full page for that car.

Source: U.S. EPA fuel economy dataset. Annual fuel cost assumes 15,000 miles of driving per year and a 55% city, 45% highway split.