2006 Kia Optima vs 2006 Kia Rio
| EPA figure | 2006 Kia Optima | 2006 Kia Rio |
|---|---|---|
| Model year | 2006 | 2006 |
| Body · drive | Midsize · Front-Wheel Drive · Gas | Compact · Front-Wheel Drive · Gas |
| Combined MPG | 21 | 29 |
| City / highway MPG | 18 / 25 | 27 / 32 |
| Fuel a year | $3,200 | $2,300 |
| Tailpipe CO₂ (g/mi) | 423 | 306 |
| Engine | 2.7 L 6-cyl | 1.6 L 4-cyl |
| Transmission | Automatic 4-spd | Manual 5-spd |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.