Aston Martin · Minicompact cars · Gasoline
Aston Martin DB12 V8: MPG and annual fuel cost, 2026
At 17 MPG combined, the Aston Martin DB12 V8 sits 3 MPG below the minicompact cars median of 20, which makes it tied for 10th of 12 minicompact cars, in the bottom quarter.
- 17MPG combinedtied 10th of 12 in class
- $4,850a year in fueltied 10th of 12 in class
- 507g/mile CO2
Where it stands
Compared only with the gasoline models of its class it is tied for 7th of 9 gasoline minicompact cars, in the bottom quarter. The median of that narrower group is 19 MPG, against 20 MPG for all minicompact cars together.
Across every class it is tied for 159th of 180 gasoline models, in the bottom quarter.
Aston Martin has 7 models in the 2026 data. This one ranks 2nd of them on combined rating, against a make median of 17 MPG.
In its class, just ahead of it is the Lexus LC at 18 MPG and just behind it is the Mercedes-Benz SL-Class at 16 MPG.
Fuel cost and CO2
The file prices the fuel for its most efficient version at about $4,850 a year, assuming 15,000 miles a year with 55% of them in the city and premium gasoline at $5.48 per gallon. That is $725 more than the minicompact cars median of $4,125.
It emits 507 g of CO2 per mile from the tailpipe; the minicompact cars median is 414.5, a difference of 92 g/mile.
Rated versions
In the city the most efficient version is rated 15 and on the highway 22, 7 better on the open road. The data lists one version for 2026: DB12 V8: 4.0 L, 8 cyl, Automatic 8-spd, RWD.
| Version | Combined MPG | City MPG | Highway MPG | Annual fuel cost | CO2 g/mile |
|---|---|---|---|---|---|
| DB12 V8: 4.0 L, 8 cyl, Automatic 8-spd, RWD | 17 | 15 | 22 | $4,850 | 507 |
Year by year
The Aston Martin DB12 V8 is in the data for 3 of the 8 model years from 2019 to 2026. Its best combined rating is 17 MPG in both 2024 and 2026.
| Model year | Versions | Best MPG | Lowest MPG | Fuel cost | CO2 g/mi | Class median |
|---|---|---|---|---|---|---|
| 2026 | 1 | 17 | 17 | $4,850 | 507 | 20 |
| 2025 | 1 | 17 | 17 | $4,850 | 507 | 21 |
| 2024 | 1 | 17 | 17 | $4,850 | 507 | 21.5 |
Similar models
| Model | Powertrain | Combined MPG | Annual fuel cost | Model year |
|---|---|---|---|---|
| Lexus LC | Gasoline | 18 | $4,550 | 2026 |
| Mercedes-Benz SL-Class | Gasoline | 16 | $5,150 | 2026 |
| Ferrari Roma | Gasoline | 19 | $4,350 | 2026 |
| Bentley Continental Plug-in hybrid | Plug-in hybrid | 19 | $4,350 | 2026 |
| Porsche 911 | Gasoline | 21 | $3,900 | 2026 |
Rated almost identically and covered by this page:
- Aston Martin DB12 S 17 MPG, $4,850 a year, 1 version, last rated 2026
Compare and rank
Rankings: Minicompact cars, Gasoline, Aston Martin.
Data: US EPA and DOE, as prepared in methods and data.