The Ferrari 328 GTS does 13.3 mpg combined (11 city, 17 highway), which works out to about $2,887 a year in fuel at $3.20 a gallon and 12,000 miles. Against other V8 cars it sits below the average of 16.1 mpg.
Every Ferrari 328 GTS engine, compared
The Ferrari 328 GTS 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 |
|---|---|---|---|---|
| 3.2L 8-cyl | 11 / 17 | 1986–1989 | $2,887 |
What that actually costs
The Ferrari 328 GTS burns a gallon every 13.3 miles, so 12,000 miles takes about 902 gallons a year. At $3.20 that is what the table below adds up to.
| Measure | Value |
|---|---|
| Cost per mile | $0.241 |
| Fuel per year | $2,887 |
| Fuel over five years | $14,435 |
| Against other V8 cars | +$502 a year |
| EPA's own estimate | $4,713 a year |
City or highway — who is this car for
The Ferrari 328 GTS gives up 6 mpg the moment you leave the motorway — 17 out there against 11 in town, a 55% drop worth $1,232 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 | 11 mpg | $3,491 a year if you only drive in town |
| Highway | 17 mpg | $2,259 a year if you mostly commute |
| Gap | +6 mpg (55%) | Wide — this car dislikes traffic |
How the 328 GTS changed over the years
The 328 GTS peaked in 1989 at 14 mpg (11 city, 17 highway) and was at its thirstiest in 1988 at 13 — 1 mpg apart, or $211 a year in fuel between buying one year and the other. The 1989 car does 14. 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 |
|---|---|---|---|---|
| 1989 | 11 / 17 | 1 | $2,743 | |
| 1988 | 11 / 17 | 1 | $2,954 | |
| 1987 | 11 / 17 | 1 | $2,954 | |
| 1986 | 11 / 17 | 1 | $2,954 |
MPG is a number. Dollars per year is the answer.
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How we count
This page rests on 4 EPA ratings of the Ferrari 328 GTS — 1 engine across 1986–1989. 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 $4,713. Full method.
Frequently asked questions
What mpg does the Ferrari 328 GTS get?
13.3 mpg combined on average — 11 in the city and 17 on the highway, per EPA ratings across 1986–1989.
How much does a Ferrari 328 GTS cost in fuel per year?
About $2,887 at 12,000 miles and $3.20 a gallon — roughly $14,435 over five years, or 0.241 dollars a mile.
Which 328 GTS engine is the most economical?
The 3.2L 8-cyl at 13.3 mpg.
Is the 328 GTS 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 328 GTS figures?
No — they are EPA laboratory ratings, the same ones printed on the window sticker, and EPA's own annual fuel estimate for the Ferrari 328 GTS is $4,713 against the $2,887 we compute at 12,000 miles. Expect a little worse in practice: the spread between the city and highway figures is smaller than the spread between two drivers of the same one.
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