Photo: BMW 6 Series by Dinkun Chen, CC BY-SA 4.0, via Wikimedia Commons. It shows the model, not always this exact version.
BMW · model year 2015
2015 BMW 640i Convertible
Subcompact · Rear-Wheel Drive · Gas · EPA class: Subcompact Cars
EPA figures · 2015fueleconomy.gov
24MPG combined
20/30MPG city / highway
$3,400fuel a year
376 g CO₂ per mile 3.0 L 6-cyl turbo Automatic (S8)
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.
Where it places
Every figure on record
- Combined MPG
- 24 MPG
- City MPG
- 20 MPG
- Highway MPG
- 30 MPG
- Annual fuel cost
- $3,400
- Tailpipe CO₂
- 376 g per mile
- Model year
- 2015
- Body
- Car
- EPA size class
- Subcompact Cars
- Drive
- Rear-Wheel Drive
- Engine
- 3.0 L 6-cyl turbo
- Transmission
- Automatic (S8)
- Fuel
- Gasoline
Efficiency
Running cost
The car
Powertrain
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23 MPG · $3,550 fuel a year 2015 BMW 535i xDrive Gran Turismo
21 MPG · $3,900 fuel a year 2015 BMW 550i
20 MPG · $4,100 fuel a year 2015 BMW 550i Gran Turismo
19 MPG · $4,350 fuel a year 2015 BMW 550i xDrive
19 MPG · $4,350 fuel a year 2015 BMW 550i xDrive Gran Turismo
19 MPG · $4,350 fuel a year 2015 BMW 640i Coupe
25 MPG · $3,300 fuel a year