2009 Mercury Mariner FWD vs 2010 Mercury Mountaineer AWD
| EPA figure | 2009 Mercury Mariner FWD | 2010 Mercury Mountaineer AWD |
|---|---|---|
| Model year | 2009 | 2010 |
| Body · drive | SUV · Front-Wheel Drive · Gas | SUV · 4-Wheel Drive · Gas |
| Combined MPG | 23 | 15 |
| City / highway MPG | 20 / 28 | 13 / 19 |
| Fuel a year | $2,900 | $4,450 |
| Tailpipe CO₂ (g/mi) | 386 | 592 |
| Engine | 2.5 L 4-cyl | 4.0 L 6-cyl |
| Transmission | Automatic 6-spd | Automatic 5-spd |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.