124 SPIDER

Fiat 124 Spider MPG

Fiat 124 Spider gas mileage averages 30 mpg combined — about $1,280 a year in fuel at today's prices, or $6,400 over five years. Below: every engine compared, because the gap between versions is usually wider than the gap between models.

EPA fueleconomy.gov · 1 engines · 2017–2020 · Updated Sep 19, 2026
Quick answer

The Fiat 124 Spider does 30 mpg combined (26 city, 35 highway), which works out to about $1,280 a year in fuel at $3.20 a gallon and 12,000 miles. Against other 4-cyl cars it sits above the average of 25.7 mpg.

Every Fiat 124 Spider engine, compared

The Fiat 124 Spider 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.

FIG.01·Fiat 124 Spider gas mileage by engine
EngineCombinedCity / HighwayYearsFuel per year
1.4L 4-cyl3026 / 352017–2020$1,280
ROWS 1·SOURCE EPA fueleconomy.gov + ForCar

What that actually costs

The Fiat 124 Spider burns a gallon every 30 miles, so 12,000 miles takes about 400 gallons a year. At $3.20 that is what the table below adds up to.

FIG.02·Fiat 124 Spider fuel cost
MeasureValue
Cost per mile$0.107
Fuel per year$1,280
Fuel over five years$6,400
Against other 4-cyl cars−$214 a year
EPA's own estimate$2,550 a year
ROWS 5·SOURCE ForCar, computed from EPA ratings

City or highway — who is this car for

The Fiat 124 Spider gives up 9 mpg the moment you leave the motorway — 35 out there against 26 in town, a 35% drop worth $380 a year. A wide gap punishes stop-and-start traffic; a narrow one means the car doesn't care where you drive it.

FIG.03·Fiat 124 Spider city versus highway
MeasureValueReading
City26 mpg$1,477 a year if you only drive in town
Highway35 mpg$1,097 a year if you mostly commute
Gap+9 mpg (35%)Wide — this car dislikes traffic
ROWS 3·SOURCE EPA fueleconomy.gov + ForCar

How the 124 Spider changed over the years

Combined figure across the 4 model years the 124 Spider was rated in, all of them at 30 mpg. Jumps usually mark a new generation or a new engine; dips often mean a heavier body or added all-wheel drive.

FIG.04·Fiat 124 Spider gas mileage by model year
Model yearCombinedCity / HighwayEngines offeredFuel per year
20203026 / 351$1,280
20193026 / 351$1,280
20183026 / 351$1,280
20173026 / 351$1,280
ROWS 4·SOURCE EPA fueleconomy.gov + ForCar
Upgrade to Pro

MPG is a number. Dollars per year is the answer.

  • Fuel profile built from your actual mileage and local prices
  • Fuel tracker: what you really spend, month by month
  • Insurance and fuel folded into 5-year cost to own
  • Compare any two cars on total cost, not sticker price
  • No ads, no tracking — and much more
Free plan available — no credit card needed

How we count

This page rests on 4 EPA ratings of the Fiat 124 Spider — 1 engine across 2017–2020. 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 $2,550. Full method.

Frequently asked questions

What mpg does the Fiat 124 Spider get?

30 mpg combined on average — 26 in the city and 35 on the highway, per EPA ratings across 2017–2020.

How much does a Fiat 124 Spider cost in fuel per year?

About $1,280 at 12,000 miles and $3.20 a gallon — roughly $6,400 over five years, or 0.107 dollars a mile.

Which 124 Spider engine is the most economical?

The 1.4L 4-cyl at 30 mpg.

Is the 124 Spider good on fuel compared with similar cars?

Against other 4-cyl cars it sits above the average of 25.7 mpg, computed across 4765 ratings.

Are these real-world 124 Spider figures?

No — they are EPA laboratory ratings, the same ones printed on the window sticker, and EPA's own annual fuel estimate for the Fiat 124 Spider is $2,550 against the $1,280 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.

Gas mileage ratings from EPA fueleconomy.gov, unadjusted. Running cost computed by ForCar at 12,000 miles a year and $3.20 a gallon. Last updated Sep 2026. — ForCar Reviewed by , founder of ForCar.
Found this useful?

Mark ForCar as a preferred source and our data shows up first in your Google results. One click, no account.

Prefer ForCar →