Against 277 other V8 cars rated 2014–2016, the DB9 trails their 17.2 mpg average by 2.2 mpg, about $327 a year.
Every Aston Martin DB9 engine, compared
The Aston Martin DB9 was rated in a single specification, so its gas mileage does not vary by version — only by model year. Yearly cost assumes 12,000 miles at $3.20 a gallon.
| Engine | Combined | City / Highway | Years | Fuel per year |
|---|---|---|---|---|
| 5.9L 12-cyl | 12.3 / 18.9 | 2005–2016 | $2,685 |
What that actually costs
| Measure | Value |
|---|---|
| Cost per mile (2016) | $0.213 |
| Fuel per year | $2,560 |
| Fuel over five years | $12,800 |
| Against other V8 cars, 2014–2016 | +$327 a year |
| EPA's own estimate | $5,446 a year |
City or highway — who is this car for
The 2016 Aston Martin DB9 gives up 6 mpg in town: 19 on the highway against 13 in the city, $933 a year if every mile were city driving.
| Measure | Value | Reading |
|---|---|---|
| City (2016) | 13 mpg | $2,954 a year if you only drive in town |
| Highway | 19 mpg | $2,021 a year if you mostly commute |
| Gap | +6 mpg (46%) | Wide — this car dislikes traffic |
How the DB9 changed over the years
The DB9 peaked in 2016 at 15 mpg (13 city, 19 highway) and was at its thirstiest in 2008 at 13 — 2 mpg apart, or $394 a year in fuel between buying one year and the other.
| Model year | Combined | City / Highway | Engines offered | Fuel per year |
|---|---|---|---|---|
| 2016 | 13 / 19 | 1 | $2,560 | |
| 2015 | 13 / 19 | 1 | $2,560 | |
| 2014 | 13 / 19 | 1 | $2,560 | |
| 2013 | 13 / 19 | 1 | $2,560 | |
| 2012 | 13 / 20 | 1 | $2,560 | |
| 2011 | 13 / 20 | 1 | $2,560 | |
| 2010 | 13 / 20 | 1 | $2,560 | |
| 2009 | 12 / 19 | 1 | $2,743 | |
| 2008 | 11 / 18 | 1 | $2,954 | |
| 2007 | 11 / 18 | 1 | $2,954 | |
| 2006 | 11 / 18 | 1 | $2,954 | |
| 2005 | 11 / 18 | 1 | $2,954 |
MPG is a number. Dollars per year is the answer.
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How we count
This page rests on 12 EPA ratings of the Aston Martin DB9 — 1 engine across 2005–2016. The mileage is EPA's laboratory figure, unchanged; the yearly bill is ours, at 12,000 miles and $3.20 a gallon, against EPA's own estimate of $5,446. Full method.
Frequently asked questions
What mpg does the 2016 Aston Martin DB9 get?
15 mpg combined, 13 city and 19 highway, per EPA. Across every year since 2005 the DB9 has averaged 14.3 mpg.
Is the 2016 DB9 more efficient than the 2015?
About the same: 15 against 15 mpg combined.
Which DB9 year has the best gas mileage?
The 2016, at 15 mpg combined (13 city, 19 highway), which is also the latest model year we hold.
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