The Hyundai Elantra GT does 27.8 mpg combined (24.9 city, 32.6 highway), which works out to about $1,381 a year in fuel at $3.20 a gallon and 12,000 miles. Engine choice matters more than you'd think: 1.8L 4-cyl does 30 mpg while 2L 4-cyl does 27 — a difference of $142 a year. Against other 4-cyl cars it sits above the average of 25.7 mpg.
Every Hyundai Elantra GT engine, compared
Gas mileage on the Hyundai Elantra GT ranges from 30 down to 27 depending on which engine sits under the bonnet — a spread of $142 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 |
|---|---|---|---|---|
| 1.8L 4-cyl | 27 / 37 | 2013–2013 | $1,280 | |
| 1.6L 4-cyl | 25.3 / 32 | 2018–2020 | $1,371 | |
| 2L 4-cyl | 24 / 32 | 2014–2017 | $1,422 |
What that actually costs
The Hyundai Elantra GT burns a gallon every 27.8 miles, so 12,000 miles takes about 432 gallons a year. At $3.20 that is what the table below adds up to.
| Measure | Value |
|---|---|
| Cost per mile | $0.115 |
| Fuel per year | $1,381 |
| Fuel over five years | $6,905 |
| Against other 4-cyl cars | −$113 a year |
| EPA's own estimate | $2,238 a year |
City or highway — who is this car for
The Hyundai Elantra GT gives up 7.7 mpg the moment you leave the motorway — 32.6 out there against 24.9 in town, a 31% drop worth $364 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 | 24.9 mpg | $1,542 a year if you only drive in town |
| Highway | 32.6 mpg | $1,178 a year if you mostly commute |
| Gap | +7.7 mpg (31%) | Wide — this car dislikes traffic |
How the Elantra GT changed over the years
The Elantra GT peaked in 2013 at 30 mpg (27 city, 37 highway) and was at its thirstiest in 2017 at 27 — 3 mpg apart, or $142 a year in fuel between buying one year and the other. The 2020 car does 28. 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 |
|---|---|---|---|---|
| 2020 | 25 / 32 | 1 | $1,371 | |
| 2019 | 25 / 32 | 1 | $1,371 | |
| 2018 | 26 / 32 | 1 | $1,371 | |
| 2017 | 24 / 32 | 1 | $1,422 | |
| 2016 | 24 / 32 | 1 | $1,422 | |
| 2015 | 24 / 32 | 1 | $1,422 | |
| 2014 | 24 / 32 | 1 | $1,422 | |
| 2013 | 27 / 37 | 1 | $1,280 |
MPG is a number. Dollars per year is the answer.
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How we count
This page rests on 8 EPA ratings of the Hyundai Elantra GT — 3 engines across 2013–2020. 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 $2,238. Full method.
Frequently asked questions
What mpg does the Hyundai Elantra GT get?
27.8 mpg combined on average — 24.9 in the city and 32.6 on the highway, per EPA ratings across 2013–2020.
How much does a Hyundai Elantra GT cost in fuel per year?
About $1,381 at 12,000 miles and $3.20 a gallon — roughly $6,905 over five years, or 0.115 dollars a mile.
Which Elantra GT engine is the most economical?
The 1.8L 4-cyl at 30 mpg, against 27 for the 2L 4-cyl — a difference of about $142 a year.
Is the Elantra GT 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 Elantra GT figures?
No — they are EPA laboratory ratings, the same ones printed on the window sticker, and EPA's own annual fuel estimate for the Hyundai Elantra GT is $2,238 against the $1,381 we compute at 12,000 miles. Expect a little worse in practice: the spread between the 30 and 27 mpg versions of this car is smaller than the spread between two drivers of the same one.
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