
The following table compares the fuel economies of different models of Pontiac Firefly 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 |
|---|---|---|---|---|---|---|---|
| 1986 Firefly FE | Automatic 3-speed | 3 | 35 | 34 | 38 | $2,101 | $2,521 |
| 1986 Firefly FE | Manual 5-speed | 3 | 40 | 37 | 45 | $1,864 | $2,237 |
| Model Year | Transmission | Cyl. | Combined MPG | City MPG |
Highway MPG |
Annual Cost 1 |
Annual Cost 2 |
|---|---|---|---|---|---|---|---|
| 1994 Firefly | Automatic 3-speed | 3 | 33 | 31 | 36 | $2,268 | $2,721 |
| 1994 Firefly | Manual 5-speed | 3 | 41 | 38 | 45 | $1,835 | $2,202 |
| 1993 Firefly | Automatic 3-speed | 3 | 33 | 30 | 36 | $2,312 | $2,775 |
| 1993 Firefly | Manual 5-speed | 3 | 41 | 38 | 44 | $1,852 | $2,223 |
| 1992 Firefly | Automatic 3-speed | 3 | 33 | 31 | 35 | $2,294 | $2,753 |
| 1992 Firefly | Manual 5-speed | 3 | 40 | 38 | 44 | $1,852 | $2,223 |
| 1991 Firefly | Automatic 3-speed | 3 | 33 | 31 | 35 | $2,294 | $2,753 |
| 1991 Firefly | Manual 5-speed | 3 | 40 | 37 | 45 | $1,864 | $2,237 |
| 1990 Firefly | Automatic 3-speed | 3 | 33 | 32 | 35 | $2,253 | $2,704 |
| 1990 Firefly | Manual 5-speed | 3 | 41 | 38 | 45 | $1,835 | $2,202 |
| 1989 Firefly | Automatic 3-speed | 3 | 34 | 32 | 36 | $2,226 | $2,671 |
| 1989 Firefly | Automatic 3-speed | 3 | 34 | 32 | 36 | $2,226 | $2,671 |
| 1989 Firefly | Manual 5-speed | 3 | 41 | 38 | 45 | $1,835 | $2,202 |
| 1989 Firefly | Manual 5-speed | 3 | 41 | 38 | 45 | $1,835 | $2,202 |
| 1988 Firefly | Automatic 3-speed | 3 | 34 | 32 | 36 | $2,226 | $2,671 |
| 1988 Firefly | Manual 5-speed | 3 | 39 | 36 | 44 | $1,912 | $2,295 |
| 1987 Firefly | Automatic 3-speed | 3 | 34 | 32 | 36 | $2,226 | $2,671 |
| 1987 Firefly | Manual 5-speed | 3 | 39 | 36 | 43 | $1,930 | $2,316 |
| 1986 Firefly | Automatic 3-speed | 3 | 36 | 34 | 39 | $2,078 | $2,494 |
| 1986 Firefly | Manual 5-speed | 3 | 40 | 37 | 45 | $1,864 | $2,237 |
| 1985 Firefly | Automatic 3-speed | 3 | 36 | 34 | 39 | $2,078 | $2,494 |
| 1985 Firefly | Manual 5-speed | 3 | 42 | 39 | 47 | $1,775 | $2,130 |
Data source: Fuel Economy USA, Reference.