
The following table compares the fuel economies of different models of Oldsmobile Delta cars, across model years.
The annual fuel costs (shown in the right-hand columns) are calculated based on an estimated annual mileage of 15,000 miles,
of which 55% of the miles are city driving, and 45% of the miles are highway driving.
Annual Cost 1 assumes a fuel cost of $5.00 per gallon, while Annual Cost 2 assumes a fuel cost of $6.00 per gallon.
| Model Year | Transmission | Cyl. | Combined MPG | City MPG |
Highway MPG |
Annual Cost 1 |
Annual Cost 2 |
|---|---|---|---|---|---|---|---|
| 1988 Delta 88 | Automatic 4-speed | 6 | 20 | 17 | 26 | $3,724 | $4,469 |
| 1984 Delta 88 | Automatic 3-speed | 6 | 17 | 15 | 20 | $4,437 | $5,325 |
| 1984 Delta 88 | Automatic 3-speed | 8 | 16 | 14 | 19 | $4,722 | $5,667 |
| 1984 Delta 88 | Automatic 4-speed | 8 | 16 | 14 | 21 | $4,553 | $5,464 |
| 1984 Delta 88 | Automatic 3-speed | 8 | 21 | 18 | 25 | $3,641 | $4,370 |
| 1984 Delta 88 | Automatic 4-speed | 8 | 21 | 18 | 27 | $3,541 | $4,250 |
| 1984 Delta 88 | Automatic 3-speed | 6 | 17 | 15 | 20 | $4,437 | $5,325 |
| 1984 Delta 88 | Automatic 3-speed | 8 | 16 | 14 | 19 | $4,722 | $5,667 |
| 1984 Delta 88 | Automatic 4-speed | 8 | 16 | 14 | 20 | $4,633 | $5,560 |
| Model Year | Transmission | Cyl. | Combined MPG | City MPG |
Highway MPG |
Annual Cost 1 |
Annual Cost 2 |
|---|---|---|---|---|---|---|---|
| 1987 Delta 88 Royale | Automatic 4-speed | 6 | 19 | 16 | 25 | $3,928 | $4,713 |
| 1986 Delta 88 Royale | Automatic 4-speed | 6 | 19 | 16 | 24 | $3,984 | $4,781 |
| 1986 Delta 88 Royale | Automatic 4-speed | 6 | 20 | 17 | 27 | $3,676 | $4,411 |
| 1985 Delta 88 Royale | Automatic 3-speed | 6 | 17 | 15 | 20 | $4,437 | $5,325 |
| 1985 Delta 88 Royale | Automatic 4-speed | 8 | 18 | 15 | 22 | $4,284 | $5,140 |
| 1985 Delta 88 Royale | Automatic 3-speed | 6 | 17 | 15 | 20 | $4,437 | $5,325 |
| 1985 Delta 88 Royale | Automatic 3-speed | 8 | 17 | 15 | 20 | $4,437 | $5,325 |
| 1985 Delta 88 Royale | Automatic 4-speed | 8 | 18 | 15 | 22 | $4,284 | $5,140 |
| 1985 Delta 88 Royale | Automatic 3-speed | 8 | 21 | 18 | 26 | $3,589 | $4,307 |
| 1985 Delta 88 Royale | Automatic 4-speed | 8 | 21 | 18 | 27 | $3,541 | $4,250 |
Data source: Fuel Economy USA, Reference.