2018 Kia K900 vs 2018 Kia Optima
| EPA figure | 2018 Kia K900 | 2018 Kia Optima |
|---|---|---|
| Model year | 2018 | 2018 |
| Body · drive | Large · Rear-Wheel Drive · Gas | Large · Front-Wheel Drive · Gas |
| Combined MPG | 20 | 25 |
| City / highway MPG | 17 / 25 | 22 / 31 |
| Fuel a year | $3,350 | $2,700 |
| Tailpipe CO₂ (g/mi) | 448 | 360 |
| Engine | 3.8 L 6-cyl | 2.0 L 4-cyl turbo |
| Transmission | Automatic (S8) | Automatic (S6) |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.