Mercedes-Benz GLA250
29 MPG The 2026 Mercedes-Benz GLA250 is EPA-rated at 29 MPG combined (26 city / 34 highway). Over 15,000 miles a year that is about 517 gallons, $1655 a year in fuel, or $0.110 per mile at $3.20/gal.
Across its full 2015–2026 run it averages 27.9 MPG, improving by 1 MPG over 12 model years.
Running cost at different fuel prices and mileages
The figure everyone actually wants, and the one the EPA does not publish — because it depends on a fuel price no agency will commit to.
| Fuel price | Per mile | 10,000 mi/yr | 15,000 mi/yr | 20,000 mi/yr |
|---|---|---|---|---|
| $2.50/gal | $0.086 | $862 | $1293 | $1724 |
| $3.00/gal | $0.103 | $1034 | $1552 | $2069 |
| $3.20/gal | $0.110 | $1103 | $1655 | $2207 |
| $3.50/gal | $0.121 | $1207 | $1810 | $2414 |
| $4.00/gal | $0.138 | $1379 | $2069 | $2759 |
| $4.50/gal | $0.155 | $1552 | $2328 | $3103 |
| $5.00/gal | $0.172 | $1724 | $2586 | $3448 |
Every model year
| Year | Combined | City | Highway | EPA fuel cost/yr | CO₂ g/mi | Trims |
|---|---|---|---|---|---|---|
| 2026 | 29 MPG | 26 | 34 | $2650 | 306 | 1 |
| 2025 | 29 MPG | 26 | 34 | $2650 | 306 | 1 |
| 2024 | 28 MPG | 25 | 34 | $2750 | 313 | 1 |
| 2023 | 28 MPG | 24 | 34 | $2750 | 321 | 1 |
| 2022 | 28 MPG | 24 | 34 | $2750 | 321 | 1 |
| 2021 | 28 MPG | 25 | 34 | $2750 | 314 | 1 |
| 2020 | 28 MPG | 24 | 34 | $2750 | 316 | 1 |
| 2019 | 27 MPG | 24 | 33 | $2850 | 322 | 1 |
| 2018 | 27 MPG | 24 | 33 | $2850 | 322 | 1 |
| 2017 | 27 MPG | 24 | 33 | $2850 | 322 | 1 |
| 2016 | 28 MPG | 25 | 34 | $2750 | 312 | 1 |
| 2015 | 28 MPG | 25 | 34 | $2750 | 312 | 1 |
Where a model year offered several engines or drivetrains, the figure is the average across all EPA-tested trims that year — the trim count is shown so you can see how much averaging is involved.
How it compares in its class
Among the 74 small sport utility vehicle 2wd models tracked here, the Mercedes-Benz GLA250 ranks 26 on current figures, against a class average of 34.7 MPG.
Closest more-efficient alternatives in the same class: Hyundai Kona FWD (29.5), Buick Encore GX FWD (30), Ford Escape FWD (30), Kia Seltos FWD (30), Lexus RX 450h (30).
Tailpipe CO₂ is rated at 306 grams per mile, which works out to roughly 4.6 tonnes a year at 15,000 miles.
Questions
What MPG does the Mercedes-Benz GLA250 get?
The 2026 Mercedes-Benz GLA250 is rated at 29 MPG combined by the EPA — 26 city and 34 highway. Across all 12 model years in the database it averages 27.9 MPG, ranging from 27 to 29 depending on year and trim.
How much does a Mercedes-Benz GLA250 cost in fuel per year?
At 29 MPG and 15,000 miles a year, it burns about 517 gallons — roughly $1655 a year with fuel at $3.20 a gallon, or $0.110 per mile. The EPA's own published annual figure for the 2026 model is $2650.
Has the Mercedes-Benz GLA250 become more efficient over time?
Yes. It has gone from 28 MPG in 2015 to 29 in 2026 — an improvement of 1 MPG, or 4% across 12 model years.
Is the Mercedes-Benz GLA250 efficient for its class?
It ranks 26 of 74 in the Small Sport Utility Vehicle 2WD class on current figures, against a class average of 34.7 MPG. That is 5.7 worse than typical for the class.
EPA test figures from fueleconomy.gov. Cost per mile and annual fuel spend are computed at a reference price of $3.20 per gallon — use your own price. Estimates based on official test figures and average fuel prices. Real-world consumption varies with driving style, load, terrain and maintenance.