2009 BMW M6 Convertible MPG and Fuel Economy

On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 2009 BMW M6 Convertible.

The 2009 BMW M6 Convertible has 2 model options: Manual 6-spd 10-cyl, 5.0 L and Automatic (S7) 10-cyl, 5.0 L.

The 2009 BMW M6 Convertible Manual 6-spd 10-cyl, 5.0 L runs on premium gasoline and is in the Subcompact Cars car class.

The 2009 BMW M6 Convertible Automatic (S7) 10-cyl, 5.0 L runs on premium gasoline and is in the Subcompact Cars car class.

🛣 How Many Miles per Gallon (MPG) Does a 2009 BMW M6 Convertible Get?

Across all models, the combined average MPG for the 2009 BMW M6 Convertible is 13 miles per gallon.

The table below breaks down the MPG for each model option:

Model OptionCombined MPGCity MPGHighway MPG
Manual 6-spd 10-cyl, 5.0 L131117
Automatic (S7) 10-cyl, 5.0 L131117

💵 What is the Average Yearly Fuel Cost for a 2009 BMW M6 Convertible?

The average fuel costs for all models of the 2009 BMW M6 Convertible is $5,700.

The average fuel costs have been estimated by government regulators based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.

Comparing a 2009 BMW M6 Convertible to an average vehicle over 5 years, you will spend $17,000 more on fuel.

The table below shows the fuel costs and 5-year save/spend for each model option:

Model OptionFuel Cost5-Year Save/Spend
Manual 6-spd 10-cyl, 5.0 L$5,700spend $17,000 more
Automatic (S7) 10-cyl, 5.0 L$5,700spend $17,000 more

The 2009 BMW M6 Convertible is also subject to the Gas Guzzler Tax, which is a federal tax on vehicles that has a combined MPG of less than 22.5.

The tables below show how much you can expect to pay in Gas Guzzler taxes.

Model OptionGas Guzzler Tax
Manual 6-spd 10-cyl, 5.0 L$6,400
Model OptionGas Guzzler Tax
Automatic (S7) 10-cyl, 5.0 L$6,400

🛢 How Many Barrels of Petroleum Does a 2009 BMW M6 Convertible Consume?

Across all models, the average number barrels of petroleum that the 2009 BMW M6 Convertible will consume in one year is 23 barrels.

The majority of the world's petroleum is sourced from countries like Saudi Arabia, Russia, Iraq, and the United States.

Model OptionBarrels
Manual 6-spd 10-cyl, 5.0 L23
Automatic (S7) 10-cyl, 5.0 L23

💨 How Many Grams of CO2 Does a 2009 BMW M6 Convertible Emit?

The 2009 BMW M6 Convertible will emit an average of about -15,000 grams of CO2 per year.

🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 1 tree would be needed to offset emissions from the 2009 BMW M6 Convertible.

Overview

The tables below cover all of the miles per gallon, engine specifications, and emission details we have for the 2 2009 BMW M6 Convertible model options.

Manual 6-spd 10-cyl, 5.0 L

The table below contains all of the details we have for the 2009 BMW M6 Convertible Manual 6-spd 10-cyl, 5.0 L:

City MPG11
Highway MPG17
Combined MPG13
Save/Spend vs Average CarSpend $17,000
Gas Guzzler Tax$6,400
Fuel Cost$5,700
Fuel Type 1Premium
Barrels of Petroleum23
Grams of CO2-15,000
Trees Needed to Offset-1
DriveRear-Wheel Drive
Cylinders10
Displacement5
TransmissionManual 6-spd
Vehicle ClassSubcompact Cars
Start/Stop?No
Supercharged?No
Turbocharged?No

Automatic (S7) 10-cyl, 5.0 L

The table below contains all of the details we have for the 2009 BMW M6 Convertible Automatic (S7) 10-cyl, 5.0 L:

City MPG11
Highway MPG17
Combined MPG13
Save/Spend vs Average CarSpend $17,000
Gas Guzzler Tax$6,400
Fuel Cost$5,700
Fuel Type 1Premium
Barrels of Petroleum23
Grams of CO2-15,000
Trees Needed to Offset-1
DriveRear-Wheel Drive
Cylinders10
Displacement5
TransmissionAutomatic (S7)
Vehicle ClassSubcompact Cars
Start/Stop?No
Supercharged?No
Turbocharged?No

Link To or Reference This Page

If you use this page in your research, please reference MPG Buddy as the source.

  • "2009 BMW M6 Convertible MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/bmw/m6-convertible/2009.

  • "2009 BMW M6 Convertible MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/bmw/m6-convertible/2009. Accessed January 3, 2026.

  • 2009 BMW M6 Convertible MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/bmw/m6-convertible/2009.