2021 BMW 740i xDrive vs 2021 BMW 840i xDrive Convertible
| EPA figure | 2021 BMW 740i xDrive | 2021 BMW 840i xDrive Convertible |
|---|---|---|
| Model year | 2021 | 2021 |
| Body · drive | Large · All-Wheel Drive · Gas | Subcompact · All-Wheel Drive · Gas |
| Combined MPG | 23 | 23 |
| City / highway MPG | 20 / 27 | 20 / 27 |
| Fuel a year | $3,550 | $3,550 |
| Tailpipe CO₂ (g/mi) | 387 | 387 |
| Engine | 3.0 L 6-cyl turbo | 3.0 L 6-cyl turbo |
| Transmission | Automatic (S8) | Automatic (S8) |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.