Oldsmobile Delta 88 MPG by year — every rating on record
The Oldsmobile Delta 88 has a combined EPA fuel economy rating for 2 model years, from 1984 to 1988. Across those years its best rated version returned 21 mpg (1984) and its thirstiest returned 16 mpg (1984). The EPA record holds 9 configurations for this nameplate, most recently a Large Cars.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 1984 | 8 | 21 mpg | 16 mpg | #7 of 14 (54th pct) | n/a | Regular, Diesel | Large Cars |
| 1988 | 1 | 20 mpg | 20 mpg | #6 of 20 (74th pct) | Front-Wheel Drive | Regular | Large Cars |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The Oldsmobile Delta 88 placed highest in 1988 at #6 of 20, and lowest in 1984 at #7 of 14. It spent 2 of its 2 ranked years in the top half of its class.
Every configuration on record
All 9 configurations EPA lists for this nameplate, newest first.
| Year | Configuration | Engine detail | City | Highway | Combined | Gallons/yr | Barrels/yr | EPA fuel cost/yr | CO2 g/mi | GHG |
|---|---|---|---|---|---|---|---|---|---|---|
| 1988 | 3.8L 6-cyl Front-Wheel Drive Automatic 4-spd Regular | (FFS) | 17 | 26 | 20 | 575.0 | 14.9 | $3,100 | 444.35 | n/a |
| 1984 | 5.0L 8-cyl Automatic 3-spd Regular | (GM-OLDS) | 14 | 19 | 16 | 718.8 | 18.6 | $3,900 | 555.4375 | n/a |
| 1984 | 5.0L 8-cyl Automatic 4-spd Regular | (GM-OLDS) | 14 | 21 | 16 | 718.8 | 18.6 | $3,900 | 555.4375 | n/a |
| 1984 | 5.0L 8-cyl Automatic 3-spd Regular | (GM-OLDS) CA model | 14 | 19 | 16 | 718.8 | 18.6 | $3,900 | 555.4375 | n/a |
| 1984 | 5.0L 8-cyl Automatic 4-spd Regular | (GM-OLDS) CA model | 14 | 20 | 16 | 718.8 | 18.6 | $3,900 | 555.4375 | n/a |
| 1984 | 3.8L 6-cyl Automatic 3-spd Regular | (GM-BUICK) | 15 | 20 | 17 | 676.5 | 17.5 | $3,650 | 522.7647058823529 | n/a |
| 1984 | 3.8L 6-cyl Automatic 3-spd Regular | (GM-BUICK) CA model | 15 | 20 | 17 | 676.5 | 17.5 | $3,650 | 522.7647058823529 | n/a |
| 1984 | 5.7L 8-cyl Automatic 3-spd Diesel | (350 V8) (DIESEL), Diesel | 18 | 25 | 21 | 547.6 | 17.0 | $4,250 | 484.76190476190476 | n/a |
| 1984 | 5.7L 8-cyl Automatic 4-spd Diesel | (350 V8) (DIESEL), Diesel | 18 | 27 | 21 | 547.6 | 17.0 | $4,250 | 484.76190476190476 | n/a |
How the rating has moved between model years
Comparing the best-rated configuration of each year. 0 of 1 year-over-year steps improved the top rating.
| Change | Best combined | Delta | Gallons a year at the newer rating |
|---|---|---|---|
| 1984 → 1988 | 21 → 20 mpg | -1 mpg | 575 gal |
What Delta 88 fuel costs over a year
At the EPA's 11,500 miles a year, the 1988 Oldsmobile Delta 88 burns 575 to 575 gallons depending on configuration. Below is what that costs at three pump prices, and how much more the thirstiest configuration costs than the most efficient one.
| Pump price | Most efficient | Thirstiest | Spread |
|---|---|---|---|
| $3.00/gal | $1,725 | $1,725 | $0 |
| $3.50/gal | $2,013 | $2,013 | $0 |
| $4.00/gal | $2,300 | $2,300 | $0 |
EPA’s own estimate for the 1988 model year is $3,100 to $3,100 a year in fuel, or $4,250 more than the average new vehicle over five years.
How it compares with other Large Cars
Across the 305 nameplates EPA classifies as Large Cars, the median best combined rating is 21 mpg. At 20 mpg the Oldsmobile Delta 88 is 1 mpg below the median, which is worth about $96 a year at $3.50 a gallon.
- All Large Cars rankings — every nameplate in the class, best to worst.
Other Oldsmobile nameplates
Every Oldsmobile model compared → — all nameplates ranked by best combined rating, with what each one costs a year.