Oldsmobile Cutlass Supreme
19.5 MPG The 1997 Oldsmobile Cutlass Supreme is EPA-rated at 19.5 MPG combined (16.5 city / 25 highway). Over 15,000 miles a year that is about 769 gallons, $2462 a year in fuel, or $0.164 per mile at $3.20/gal.
Across its full 1984–1997 run it averages 19.4 MPG, essentially flat across 14 model years.
Running cost at different fuel prices and mileages
The figure everyone actually wants, and the one the EPA does not publish — because it depends on a fuel price no agency will commit to.
| Fuel price | Per mile | 10,000 mi/yr | 15,000 mi/yr | 20,000 mi/yr |
|---|---|---|---|---|
| $2.50/gal | $0.128 | $1282 | $1923 | $2564 |
| $3.00/gal | $0.154 | $1538 | $2308 | $3077 |
| $3.20/gal | $0.164 | $1641 | $2462 | $3282 |
| $3.50/gal | $0.179 | $1795 | $2692 | $3590 |
| $4.00/gal | $0.205 | $2051 | $3077 | $4103 |
| $4.50/gal | $0.231 | $2308 | $3462 | $4615 |
| $5.00/gal | $0.256 | $2564 | $3846 | $5128 |
Every model year
| Year | Combined | City | Highway | EPA fuel cost/yr | CO₂ g/mi | Trims |
|---|---|---|---|---|---|---|
| 1997 | 19.5 MPG | 16.5 | 25 | $3200 | 458 | 2 |
| 1996 | 19.5 MPG | 16.5 | 25 | $3200 | 458 | 2 |
| 1995 | 19.3 MPG | 16.3 | 25.3 | $3217 | 461 | 3 |
| 1994 | 19 MPG | 16 | 25 | $3275 | 469 | 2 |
| 1993 | 19 MPG | 16 | 25 | $3275 | 469 | 4 |
| 1992 | 19 MPG | 16 | 24.5 | $3275 | 469 | 4 |
| 1991 | 19.3 MPG | 16.5 | 25.3 | $3238 | 464 | 4 |
| 1990 | 21.7 MPG | 18.3 | 28.3 | $2883 | 412 | 3 |
| 1989 | 20.3 MPG | 17 | 27.3 | $3050 | 437 | 3 |
| 1988 | 20.5 MPG | 17.5 | 26 | $3025 | 434 | 2 |
| 1987 | 18.3 MPG | 16 | 22 | $3400 | 485 | 3 |
| 1986 | 18 MPG | 15.7 | 22 | $3467 | 495 | 3 |
| 1985 | 19.1 MPG | 16.6 | 23.1 | $3486 | 486 | 7 |
| 1984 | 19.3 MPG | 17.1 | 24.1 | $3623 | 497 | 11 |
Where a model year offered several engines or drivetrains, the figure is the average across all EPA-tested trims that year — the trim count is shown so you can see how much averaging is involved.
How it compares in its class
Among the 261 midsize cars models tracked here, the Oldsmobile Cutlass Supreme ranks 204 on current figures, against a class average of 27.2 MPG.
Closest more-efficient alternatives in the same class: Chrysler Cirrus (19.7), Acura RL (20), Audi RS 5 Sportback (20), BMW 550i (20), Cadillac CT5 V AWD (20).
Tailpipe CO₂ is rated at 458 grams per mile, which works out to roughly 6.9 tonnes a year at 15,000 miles.
Questions
What MPG does the Oldsmobile Cutlass Supreme get?
The 1997 Oldsmobile Cutlass Supreme is rated at 19.5 MPG combined by the EPA — 16.5 city and 25 highway. Across all 14 model years in the database it averages 19.4 MPG, ranging from 16 to 23 depending on year and trim.
How much does a Oldsmobile Cutlass Supreme cost in fuel per year?
At 19.5 MPG and 15,000 miles a year, it burns about 769 gallons — roughly $2462 a year with fuel at $3.20 a gallon, or $0.164 per mile. The EPA's own published annual figure for the 1997 model is $3200.
Has the Oldsmobile Cutlass Supreme become more efficient over time?
Barely. It sits at 19.5 MPG today against 19.3 in 1984 — essentially flat across 14 model years, with efficiency gains offset by weight and power creep.
Is the Oldsmobile Cutlass Supreme efficient for its class?
It ranks 204 of 261 in the Midsize Cars class on current figures, against a class average of 27.2 MPG. That is 7.7 worse than typical for the class.
EPA test figures from fueleconomy.gov. Cost per mile and annual fuel spend are computed at a reference price of $3.20 per gallon — use your own price. Estimates based on official test figures and average fuel prices. Real-world consumption varies with driving style, load, terrain and maintenance.