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- MY2016–2027
Mercedes-Benz GLC-Class MPG & Fuel Cost by Year
12 model years · 2016–2027
15,000 mi/yr · premium gasoline $5.36/gal (U.S. average, Sep 2026)
Mercedes-Benz GLC-Class fuel economy at a glance
EPA has rated the Mercedes-Benz GLC-Class for 12 model years, 2016 to 2027. Across those years its combined rating runs 17–29 MPG. The latest model year, 2027, has 7 configurations rated 22–27 MPG, 102–119 MPGe combined and costing $780–$3,610 a year to fuel at premium gasoline $5.36/gal (U.S. average, Sep 2026). The most efficient configuration on record since 2016 is the 2024 GLC300 2.0L 4-cyl turbo RWD, at 29 MPG. Model year 2027 is still being filled in by EPA, so its row may gain configurations.
Mercedes-Benz GLC-Class MPG by year
| Year | Gas (MPG) | Hybrid (MPG) | Plug-in hybrid, gas only (MPG) | Electric (MPGe) | $/yr |
|---|---|---|---|---|---|
| 2023-2027* (X254) Generation page | |||||
| 2027 (partial) | — | 22–27 | — | 102–119 | $780–$3,610 |
| 2026 | — | 22–27 | — | — | $2,950–$3,730 |
| 2025 | — | 21–27 | 20–25 | — | $1,850–$3,900 |
| 2024 | — | 21–29 | — | — | $2,820–$3,900 |
| 2023 | 20–22 | 26–28 | — | — | $2,880–$4,050 |
| 2016-2022 (X253) Generation page | |||||
| 2022 | 19–24 | — | — | — | $3,390–$4,250 |
| 2021 | 17–25 | — | — | — | $3,250–$4,630 |
| 2020 | 18–24 | — | 25 | — | $2,290–$4,420 |
| 2019 | 18–24 | — | 25 | — | $2,650–$4,510 |
| 2018 | 18–24 | — | 25 | — | $2,650–$4,510 |
| 2017 | 20–24 | — | — | — | $3,310–$3,990 |
| 2016 | 24 | — | — | — | $3,310–$3,400 |
Costs use the current EIA price set and 15,000 miles a year for every year, so years are comparable. Green marks the best year for each powertrain.
Mercedes-Benz GLC-Class generations
2 generations between 2016 and 2027. Open one for the table of every model year and configuration.
2027 powertrain options
EPA range 331–350 miles.
See electric configurationsMore Mercedes-Benz models
Frequently asked questions
What is the Mercedes-Benz GLC-Class's gas mileage by year?
EPA combined ratings for the Mercedes-Benz GLC-Class run 17–29 MPG across model years 2016 to 2027. The latest year, 2027, is rated 22–27 MPG.
Which Mercedes-Benz GLC-Class model year has the best gas mileage?
The 2024 Mercedes-Benz GLC-Class GLC300 2.0L 4-cyl turbo RWD has the highest combined rating since 2016, at 29 MPG.
How much does a Mercedes-Benz GLC-Class cost to fuel per year?
For MY2027, EPA-rated configurations cost $780–$3,610 a year to fuel, driving 15,000 miles at premium gasoline $5.36/gal (U.S. average, Sep 2026). The most efficient one costs $2,950.
Has the Mercedes-Benz GLC-Class's fuel economy improved over time?
Yes. The most efficient configuration moved from 24 MPG in 2016 to 27 MPG in 2027, 3 MPG more.
Is there a hybrid, plug-in or electric Mercedes-Benz GLC-Class?
Yes. Hybrid versions are rated from 2023 to 2027 (21–29 MPG); Plug-in hybrid versions are rated from 2018 to 2025 (20–25 MPG); Electric versions are rated from 2027 to 2027 (102–119 MPGe).
How many generations of the Mercedes-Benz GLC-Class are there?
EPA data covers 2 generations of the Mercedes-Benz GLC-Class: 2023-2027*, 2016-2022. Each has its own page with a table for every model year.