
The following table compares the fuel economies of different models of Rolls-Royce Eight/Mulsan 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 |
|---|---|---|---|---|---|---|---|
| 1990 Eight/Mulsan | Automatic 3-speed | 8 | 10 | 9 | 12 | $7,395 | $8,875 |
| 1989 Eight/Mulsan | Automatic 3-speed | 8 | 10 | 9 | 11 | $7,651 | $9,181 |
| 1988 Eight/Mulsan | Automatic 3-speed | 8 | 9 | 8 | 10 | $8,531 | $10,237 |
| 1987 Eight/Mulsan | Automatic 3-speed | 8 | 9 | 8 | 10 | $8,531 | $10,237 |
| 1987 Eight/Mulsan | Automatic 3-speed | 8 | 9 | 8 | 10 | $8,531 | $10,237 |
| 1987 Eight/Mulsan | Automatic 3-speed | 8 | 8 | 8 | 9 | $8,906 | $10,687 |
Data source: Fuel Economy USA, Reference.