Mercedes-Benz AMG GT R Roadster MPG and Fuel Economy

Mercedes-Benz have been manufacturing models of AMG GT R Roadster for 1 year, with the latest vehicle in 2020 having a combined MPG of 17.

The estimated fuel cost for the 2020 Mercedes-Benz AMG GT R Roadster is $4,350 per year.

Government regulators have estimated that value based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.

💵 Compared to an average vehicle over 5 years, you will spend $10,250 more on fuel driving a 2020 Mercedes-Benz AMG GT R Roadster.

🛢 The Mercedes-Benz AMG GT R Roadster will consume roughly 18 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.

💨 For every mile driven, the Mercedes-Benz AMG GT R Roadster will emit 526 grams of CO2, which is about 7,890,000 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 376 trees would be needed to offset emissions from the Mercedes-Benz AMG GT R Roadster.

The table below is a complete list of the 1 Mercedes-Benz AMG GT R Roadster fuel efficiency specifications we have data for.

Click any vehicle link to see a more detailed breakdown of the car, miles per gallon, emissions, and more.

VehicleCombined MPGFuel Cost
2020 Mercedes-Benz AMG GT R Roadster17$4,350

Link To or Reference This Page

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

  • "Mercedes-Benz AMG GT R Roadster MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/mercedes-benz/amg-gt-r-roadster.

  • "Mercedes-Benz AMG GT R Roadster MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/mercedes-benz/amg-gt-r-roadster. Accessed January 3, 2026.

  • Mercedes-Benz AMG GT R Roadster MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/mercedes-benz/amg-gt-r-roadster.