The Maserati Quattroporte does 15.7 mpg combined (13.4 city, 20.2 highway), which works out to about $2,446 a year in fuel at $3.20 a gallon and 12,000 miles. Engine choice matters more than you'd think: 3L 6-cyl does 18.6 mpg while 4.9L 8-cyl does 8 — a difference of $2,735 a year. Against other V8 cars it sits below the average of 16.1 mpg.
Every Maserati Quattroporte engine, compared
Gas mileage on the Maserati Quattroporte ranges from 18.6 down to 8 depending on which engine sits under the bonnet — a spread of $2,735 a year across 5 versions of the same car. Picking the right one often saves more fuel than picking a different car altogether. Yearly cost assumes 12,000 miles at $3.20 a gallon.
| Engine | Combined | City / Highway | Years | Fuel per year |
|---|---|---|---|---|
| 3L 6-cyl | 16.1 / 23.9 | 2014–2024 | $2,065 | |
| 3.8L 8-cyl | 13.9 / 21.3 | 2014–2024 | $2,327 | |
| 4.7L 8-cyl | 11.7 / 18.7 | 2010–2013 | $2,685 | |
| 4.2L 8-cyl | 11.7 / 17.2 | 2005–2011 | $2,803 | |
| 4.9L 8-cyl | 7 / 10 | 1984–1986 | $4,800 |
What that actually costs
The Maserati Quattroporte burns a gallon every 15.7 miles, so 12,000 miles takes about 764 gallons a year. At $3.20 that is what the table below adds up to.
| Measure | Value |
|---|---|
| Cost per mile | $0.204 |
| Fuel per year | $2,446 |
| Fuel over five years | $12,230 |
| Against other V8 cars | +$61 a year |
| EPA's own estimate | $5,022 a year |
City or highway — who is this car for
The Maserati Quattroporte gives up 6.8 mpg the moment you leave the motorway — 20.2 out there against 13.4 in town, a 51% drop worth $965 a year. A wide gap punishes stop-and-start traffic; a narrow one means the car doesn't care where you drive it.
| Measure | Value | Reading |
|---|---|---|
| City | 13.4 mpg | $2,866 a year if you only drive in town |
| Highway | 20.2 mpg | $1,901 a year if you mostly commute |
| Gap | +6.8 mpg (51%) | Wide — this car dislikes traffic |
How the Quattroporte changed over the years
The Quattroporte peaked in 2024 at 18 mpg (15 city, 22.5 highway) and was at its thirstiest in 1986 at 8 — 10 mpg apart, or $2,667 a year in fuel between buying one year and the other. The 2024 car does 18. Jumps usually mark a new generation or a new engine; dips often mean a heavier body or added all-wheel drive.
| Model year | Combined | City / Highway | Engines offered | Fuel per year |
|---|---|---|---|---|
| 2024 | 15 / 22.5 | 2 | $2,133 | |
| 2023 | 15 / 22.5 | 2 | $2,133 | |
| 2022 | 14.5 / 22.5 | 2 | $2,194 | |
| 2021 | 14.5 / 22 | 2 | $2,194 | |
| 2020 | 16 / 23 | 2 | $2,133 | |
| 2019 | 15.5 / 22.5 | 2 | $2,194 | |
| 2018 | 15.5 / 22.5 | 2 | $2,194 | |
| 2017 | 15.5 / 22.5 | 2 | $2,194 | |
| 2016 | 15.5 / 22.5 | 2 | $2,194 | |
| 2015 | 14 / 23 | 2 | $2,259 | |
| 2014 | 14 / 23 | 2 | $2,259 | |
| 2013 | 12 / 19 | 1 | $2,743 | |
| 2012 | 12 / 19 | 1 | $2,560 | |
| 2011 | 12 / 20 | 1 | $2,560 | |
| 2010 | 11 / 18 | 1 | $2,743 | |
| 2009 | 12 / 18 | 1 | $2,743 | |
| 2008 | 12 / 18 | 1 | $2,743 | |
| 2007 | 12 / 17 | 1 | $2,743 | |
| 2006 | 11 / 16 | 1 | $2,954 | |
| 2005 | 11 / 14 | 1 | $3,200 | |
| 1986 | 7 / 10 | 1 | $4,800 | |
| 1985 | 7 / 10 | 1 | $4,800 | |
| 1984 | 7 / 10 | 1 | $4,800 |
MPG is a number. Dollars per year is the answer.
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How we count
This page rests on 34 EPA ratings of the Maserati Quattroporte — 5 engines across 1984–2024. 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 $5,022. Full method.
Frequently asked questions
What mpg does the Maserati Quattroporte get?
15.7 mpg combined on average — 13.4 in the city and 20.2 on the highway, per EPA ratings across 1984–2024.
How much does a Maserati Quattroporte cost in fuel per year?
About $2,446 at 12,000 miles and $3.20 a gallon — roughly $12,230 over five years, or 0.204 dollars a mile.
Which Quattroporte engine is the most economical?
The 3L 6-cyl at 18.6 mpg, against 8 for the 4.9L 8-cyl — a difference of about $2,735 a year.
Is the Quattroporte good on fuel compared with similar cars?
Against other V8 cars it sits below the average of 16.1 mpg, computed across 3323 ratings.
Are these real-world Quattroporte figures?
No — they are EPA laboratory ratings, the same ones printed on the window sticker, and EPA's own annual fuel estimate for the Maserati Quattroporte is $5,022 against the $2,446 we compute at 12,000 miles. Expect a little worse in practice: the spread between the 20 and 8 mpg versions of this car is smaller than the spread between two drivers of the same one.
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