2011 Porsche 911 GT3 RS MPG and Fuel Economy

On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 2011 Porsche 911 GT3 RS.

The 2011 Porsche 911 GT3 RS has 2 model options: Manual 6-spd 6-cyl, 3.8 L and Manual 6-spd 6-cyl, 4.0 L.

The 2011 Porsche 911 GT3 RS Manual 6-spd 6-cyl, 3.8 L runs on premium gasoline and is in the Two Seaters car class.

The 2011 Porsche 911 GT3 RS Manual 6-spd 6-cyl, 4.0 L runs on premium gasoline and is in the Two Seaters car class.

🛣 How Many Miles per Gallon (MPG) Does a 2011 Porsche 911 GT3 RS Get?

Across all models, the combined average MPG for the 2011 Porsche 911 GT3 RS is 16 miles per gallon.

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

Model OptionCombined MPGCity MPGHighway MPG
Manual 6-spd 6-cyl, 3.8 L161420
Manual 6-spd 6-cyl, 4.0 L151319

💵 What is the Average Yearly Fuel Cost for a 2011 Porsche 911 GT3 RS?

The average fuel costs for all models of the 2011 Porsche 911 GT3 RS is $4,775.

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 2011 Porsche 911 GT3 RS to an average vehicle over 5 years, you will spend $12,375 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 6-cyl, 3.8 L$4,600spend $11,500 more
Manual 6-spd 6-cyl, 4.0 L$4,950spend $13,250 more

The 2011 Porsche 911 GT3 RS 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 6-cyl, 3.8 L$3,700
Model OptionGas Guzzler Tax
Manual 6-spd 6-cyl, 4.0 L$4,500

🛢 How Many Barrels of Petroleum Does a 2011 Porsche 911 GT3 RS Consume?

Across all models, the average number barrels of petroleum that the 2011 Porsche 911 GT3 RS will consume in one year is 20 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 6-cyl, 3.8 L19
Manual 6-spd 6-cyl, 4.0 L20

💨 How Many Grams of CO2 Does a 2011 Porsche 911 GT3 RS Emit?

The 2011 Porsche 911 GT3 RS 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 2011 Porsche 911 GT3 RS.

Overview

The tables below cover all of the miles per gallon, engine specifications, and emission details we have for the 2 2011 Porsche 911 GT3 RS model options.

Manual 6-spd 6-cyl, 3.8 L

The table below contains all of the details we have for the 2011 Porsche 911 GT3 RS Manual 6-spd 6-cyl, 3.8 L:

City MPG14
Highway MPG20
Combined MPG16
Save/Spend vs Average CarSpend $11,500
Gas Guzzler Tax$3,700
Fuel Cost$4,600
Fuel Type 1Premium
Barrels of Petroleum19
Grams of CO2-15,000
Trees Needed to Offset-1
DriveRear-Wheel Drive
Cylinders6
Displacement3.8
TransmissionManual 6-spd
Vehicle ClassTwo Seaters
Start/Stop?No
Supercharged?No
Turbocharged?No

Manual 6-spd 6-cyl, 4.0 L

The table below contains all of the details we have for the 2011 Porsche 911 GT3 RS Manual 6-spd 6-cyl, 4.0 L:

City MPG13
Highway MPG19
Combined MPG15
Save/Spend vs Average CarSpend $13,250
Gas Guzzler Tax$4,500
Fuel Cost$4,950
Fuel Type 1Premium
Barrels of Petroleum20
Grams of CO2-15,000
Trees Needed to Offset-1
DriveRear-Wheel Drive
Cylinders6
Displacement4
TransmissionManual 6-spd
Vehicle ClassTwo Seaters
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.

  • "2011 Porsche 911 GT3 RS MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/porsche/911-gt3-rs/2011.

  • "2011 Porsche 911 GT3 RS MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/porsche/911-gt3-rs/2011. Accessed January 3, 2026.

  • 2011 Porsche 911 GT3 RS MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/porsche/911-gt3-rs/2011.