Aston Martin DBX 727 MPG & Fuel Economy

The 2026 Aston Martin DBX 727 gets up to 16 MPG combined (14 city / 19 highway) in EPA testing.

Latest model year (2026):

The Aston Martin DBX 727 gets up to 16 MPG combined (14 city / 19 highway) in the Auto 9-spd, 8 cyl, 4.0 L trim.

Verifiedfueleconomy.gov · Verified August 11, 2026

Aston Martin DBX 727 MPG — All Years

YearTrimEngineFuelCity (MPG)Hwy (MPG)Combined (MPG)
2026Auto 9-spd, 8 cyl, 4.0 L8 4.0LPremium Gasoline141916

Data sourced from fueleconomy.gov (U.S. Department of Energy). MPG figures are EPA-tested. Fuel costs are estimates based on average fuel prices and 15,000 miles/year.

Aston Martin DBX 727 MPG FAQ

What is the MPG of the Aston Martin DBX 727?

The Aston Martin DBX 727 gets up to 16 MPG combined (14 city / 19 highway) in the 2026 model year. Fuel economy varies by engine and trim — see the full table above for details.

Which Aston Martin DBX 727 trim has the best fuel economy?

The Auto 9-spd, 8 cyl, 4.0 L trim offers the best combined fuel economy at 16 MPG. Smaller engines and front-wheel-drive configurations typically achieve the highest MPG.

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