Mercury Marquis: MPG and fuel economy by year

The EPA has rated the Mercury Marquis across 3 model years, from the 1984 Mercury Marquis through the 1986 Mercury Marquis. The most recent 1986 Mercury Marquis returns 20 combined MPG.

Pick a year below to open the full Mercury Marquis 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 Mercury Marquis. 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
1986	1986 Mercury Marquis	20 MPG	18 MPG	23 MPG	$3,000
1985	1985 Mercury Marquis	20 MPG	19 MPG	23 MPG	$3,000
1984	1984 Mercury Marquis	20 MPG	18 MPG	22 MPG	$3,000

How the Mercury Marquis compares against the Midsize Cars class

Buyers usually compare the Mercury Marquis against other cars in the same EPA class. The list below shows the most efficient cars in the Midsize Cars class for the 1986 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.