Aston Martin DBX V8 MPG and Fuel Economy

Aston Martin have been manufacturing models of DBX V8 for 3 years, with the latest vehicle in 2023 having a combined MPG of 16.

The estimated fuel cost for the 2023 Aston Martin DBX V8 is $3,950 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 $10,750 more on fuel driving a 2023 Aston Martin DBX V8.

🛢 The Aston Martin DBX V8 will consume roughly 19 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.

💨 For every mile driven, the Aston Martin DBX V8 will emit 556 grams of CO2, which is about 8,340,000 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 398 trees would be needed to offset emissions from the Aston Martin DBX V8.

The table below is a complete list of the 3 Aston Martin DBX V8 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
2023 Aston Martin DBX V816$3,950
2022 Aston Martin DBX V816$4,600
2021 Aston Martin DBX V815$4,950

Link To or Reference This Page

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

  • "Aston Martin DBX V8 MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/aston-martin/dbx-v8.

  • "Aston Martin DBX V8 MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/aston-martin/dbx-v8. Accessed January 3, 2026.

  • Aston Martin DBX V8 MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/aston-martin/dbx-v8.