2020 BMW 540i vs 2020 BMW 840i Convertible
| EPA figure | 2020 BMW 540i | 2020 BMW 840i Convertible |
|---|---|---|
| Model year | 2020 | 2020 |
| Body · drive | Midsize · Rear-Wheel Drive · Gas | Subcompact · Rear-Wheel Drive · Gas |
| Combined MPG | 25 | 24 |
| City / highway MPG | 22 / 30 | 22 / 29 |
| Fuel a year | $3,300 | $3,400 |
| Tailpipe CO₂ (g/mi) | 350 | 361 |
| 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.