1998 Oldsmobile Achieva vs 1999 Oldsmobile Eighty-Eight/Regency
| EPA figure | 1998 Oldsmobile Achieva | 1999 Oldsmobile Eighty-Eight/Regency |
|---|---|---|
| Model year | 1998 | 1999 |
| Body · drive | Compact · Front-Wheel Drive · Gas | Large · Front-Wheel Drive · Gas |
| Combined MPG | 21 | 20 |
| City / highway MPG | 18 / 27 | 17 / 27 |
| Fuel a year | $3,200 | $3,350 |
| Tailpipe CO₂ (g/mi) | 423 | 444 |
| Engine | 3.1 L 6-cyl | 3.8 L 6-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.