The Maserati Granturismo does 16.7 mpg combined (13.9 city, 21.7 highway), which works out to about $2,299 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 21 mpg while 4.2L 8-cyl does 15 — a difference of $731 a year. Against other V8 cars it sits above the average of 16.1 mpg.
Every Maserati Granturismo engine, compared
Gas mileage on the Maserati Granturismo ranges from 21 down to 15 depending on which engine sits under the bonnet — a spread of $731 a year across 3 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 | 18 / 27 | 2024–2026 | $1,829 | |
| 4.7L 8-cyl | 13 / 20.9 | 2012–2019 | $2,400 | |
| 4.2L 8-cyl | 12.5 / 19.3 | 2008–2011 | $2,560 |
What that actually costs
The Maserati Granturismo burns a gallon every 16.7 miles, so 12,000 miles takes about 719 gallons a year. At $3.20 that is what the table below adds up to.
| Measure | Value |
|---|---|
| Cost per mile | $0.192 |
| Fuel per year | $2,299 |
| Fuel over five years | $11,495 |
| Against other V8 cars | −$86 a year |
| EPA's own estimate | $4,663 a year |
City or highway — who is this car for
The Maserati Granturismo gives up 7.8 mpg the moment you leave the motorway — 21.7 out there against 13.9 in town, a 56% drop worth $993 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 | 13.9 mpg | $2,763 a year if you only drive in town |
| Highway | 21.7 mpg | $1,770 a year if you mostly commute |
| Gap | +7.8 mpg (56%) | Wide — this car dislikes traffic |
How the Granturismo changed over the years
The Granturismo peaked in 2026 at 21 mpg (18 city, 27 highway) and was at its thirstiest in 2011 at 15 — 6 mpg apart, or $731 a year in fuel between buying one year and the other. The 2026 car does 21. 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 |
|---|---|---|---|---|
| 2026 | 18 / 27 | 1 | $1,829 | |
| 2025 | 18 / 27 | 1 | $1,829 | |
| 2024 | 18 / 27 | 1 | $1,829 | |
| 2019 | 13 / 20 | 1 | $2,400 | |
| 2018 | 13 / 21 | 1 | $2,400 | |
| 2017 | 13 / 21 | 1 | $2,400 | |
| 2016 | 13 / 21 | 1 | $2,400 | |
| 2015 | 13 / 21 | 1 | $2,400 | |
| 2014 | 13 / 21 | 1 | $2,400 | |
| 2013 | 13 / 21 | 1 | $2,400 | |
| 2012 | 13 / 21 | 1 | $2,400 | |
| 2011 | 13 / 20 | 1 | $2,560 | |
| 2010 | 12 / 19 | 1 | $2,560 | |
| 2009 | 12 / 19 | 1 | $2,560 | |
| 2008 | 13 / 19 | 1 | $2,560 |
MPG is a number. Dollars per year is the answer.
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How we count
This page rests on 15 EPA ratings of the Maserati Granturismo — 3 engines across 2008–2026. 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 $4,663. Full method.
Frequently asked questions
What mpg does the Maserati Granturismo get?
16.7 mpg combined on average — 13.9 in the city and 21.7 on the highway, per EPA ratings across 2008–2026.
How much does a Maserati Granturismo cost in fuel per year?
About $2,299 at 12,000 miles and $3.20 a gallon — roughly $11,495 over five years, or 0.192 dollars a mile.
Which Granturismo engine is the most economical?
The 3L 6-cyl at 21 mpg, against 15 for the 4.2L 8-cyl — a difference of about $731 a year.
Is the Granturismo good on fuel compared with similar cars?
Against other V8 cars it sits above the average of 16.1 mpg, computed across 3323 ratings.
Are these real-world Granturismo 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 Granturismo is $4,663 against the $2,299 we compute at 12,000 miles. Expect a little worse in practice: the spread between the 21 and 15 mpg versions of this car is smaller than the spread between two drivers of the same one.
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