1991 Pontiac Firebird/Trans Am vs 1991 Pontiac Firefly
| EPA figure | 1991 Pontiac Firebird/Trans Am | 1991 Pontiac Firefly |
|---|---|---|
| Model year | 1991 | 1991 |
| Body · drive | Subcompact · Rear-Wheel Drive · Gas | Subcompact · Front-Wheel Drive · Gas |
| Combined MPG | 18 | 33 |
| City / highway MPG | 15 / 22 | 31 / 35 |
| Fuel a year | $4,550 | $2,050 |
| Tailpipe CO₂ (g/mi) | 494 | 269 |
| Engine | 5.0 L 8-cyl | 1.0 L 3-cyl |
| Transmission | Automatic 4-spd | Automatic 3-spd |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.