Oldsmobile Delta 88: MPG and fuel economy by year

The EPA has rated the Oldsmobile Delta 88 across 2 model years, from the 1984 Oldsmobile Delta 88 through the 1988 Oldsmobile Delta 88. The most recent 1988 Oldsmobile Delta 88 returns 20 combined MPG. The most efficient model year was the 1984 Oldsmobile Delta 88 at 21 MPG.

Pick a year below to open the full Oldsmobile Delta 88 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 Oldsmobile Delta 88. 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
1988	1988 Oldsmobile Delta 88	20 MPG	17 MPG	26 MPG	$3,000
1984	1984 Oldsmobile Delta 88	21 MPG	18 MPG	25 MPG	$3,850

How the Oldsmobile Delta 88 compares against the Large Cars class

Buyers usually compare the Oldsmobile Delta 88 against other cars in the same EPA class. The list below shows the most efficient cars in the Large Cars class for the 1988 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.