Oldsmobile · 1984–1988 · Gas

Oldsmobile Delta 88 MPG by year

The EPA has rated 2 model years of the Oldsmobile Delta 88, from 1984 to 1988. The most fuel-efficient year is the 1988, at 20 MPG combined in its best configuration. The best 1988 model is 18% more efficient than the best 1984 model (20 vs. 17 MPG). The 1988 model is 11% more efficient than the median large car that year (20 vs. 18 MPG).

Most efficient year198820 MPG combined
Latest (1988)20 MPG$2,325/yr to fuel
First rated (1984)17 MPG$2,735/yr at today's prices
Model years rated25 configurations

Combined MPG by model year

  • Delta 88, most efficient version
  • Range across configurations
  • Class median

Shaded band: range across that year's configurations. Class median: same-year models in the same class, rated in MPG. Click a point to open that model year; the table below lists every value.

Every Delta 88 model year

YearTypeBest combinedCity / HwyClass medianRangeConfigsFuel / yr
1988 Gas 20 MPG 17 / 26 18 — 1 $2,325
1984 Gas 17 MPG
lowest 16
15 / 20 17 — 4 $2,735

Fuel cost uses today's default prices for every year so model years compare like for like. Sort any column.

Compare Delta 88 model years

See how much a newer Delta 88 would save over an older one.

Models similar to the Oldsmobile Delta 88

Other Oldsmobile Delta 88 versions

Frequently asked questions

Which Oldsmobile Delta 88 year has the best fuel economy?

The 1988 Oldsmobile Delta 88, rated up to 20 MPG combined. At 15,000 miles a year with $3.10/gal regular gas, that works out to about $2,325 a year.

Which Oldsmobile Delta 88 year has the worst fuel economy?

The 1984 model, whose most efficient version is rated 17 MPG combined (about $2,735 a year to fuel).

What is the fuel economy of the latest Oldsmobile Delta 88?

The 1988 Oldsmobile Delta 88 is rated up to 20 MPG combined.

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