2024 BMW 840i Convertible
Subcompact Cars · Rear-Wheel Drive
PremiumEfficiency CNo open recalls
24
Combined
MPG
$3,400
Fuel / year
est. cost
374
CO₂
g / mile
Efficiency
CEfficiency
Combined fuel economy24 MPG
Tailpipe CO₂ (lower is better)374 g/mi
Full specifications
| Make | BMW |
|---|---|
| Model | 840i Convertible |
| Year | 2024 |
| Vehicle class | Subcompact Cars |
| Drivetrain | Rear-Wheel Drive |
| Fuel type | Premium |
| City MPG | 21 |
| Highway MPG | 29 |
| Combined MPG | 24 |
| Est. annual fuel cost | $3,400 |
| CO₂ emissions | 374 g/mi |
| Open recalls | 0 |
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