2005 Pontiac Bonneville vs 2005 Pontiac Grand Am
| EPA figure | 2005 Pontiac Bonneville | 2005 Pontiac Grand Am |
|---|---|---|
| Model year | 2005 | 2005 |
| Body · drive | Large · Front-Wheel Drive · Gas | Compact · Front-Wheel Drive · Gas |
| Combined MPG | 21 | 25 |
| City / highway MPG | 18 / 27 | 22 / 31 |
| Fuel a year | $3,200 | $2,700 |
| Tailpipe CO₂ (g/mi) | 423 | 355 |
| Engine | 3.8 L 6-cyl | 2.2 L 4-cyl |
| Transmission | Automatic 4-spd | Automatic 4-spd |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.