Mercedes-Benz GLC-Class MPG by Year & Engine (EPA)

EPA fuel-economy ratings for every rated Mercedes-Benz GLC-Class model year from 2016 to 2026 — each engine and transmission with its official city, highway and combined figures. Over these years the GLC-Class has been offered with 2.0L 4-cyl engines; the most efficient version is the 2024 (up to 29 MPG combined). Every rated gas version calls for premium gasoline. Data: U.S. Department of Energy & EPA, fueleconomy.gov; prices are live medians from VehiSales listings.

Mercedes-Benz GLC-Class fuel economy by year

YearCombinedEnginesMedian used priceFor sale
2026 26–27 MPG 2.0L 4-cyl
2025 25–27 MPG 2.0L 4-cyl
2024 26–29 MPG 2.0L 4-cyl $44,991 10 listings
2023 22–28 MPG 2.0L 4-cyl $39,000 57 listings
2022 23–24 MPG 2.0L 4-cyl $31,094 288 listings
2021 23–25 MPG 2.0L 4-cyl $27,272 76 listings
2020 24–25 MPG 2.0L 4-cyl $21,600 29 listings
2019 23–25 MPG 2.0L 4-cyl $19,765 55 listings
2018 24–25 MPG 2.0L 4-cyl $19,499 19 listings
2017 24 MPG 2.0L 4-cyl $16,697 8 listings
2016 24 MPG 2.0L 4-cyl $16,500 14 listings

2026 Mercedes-Benz GLC-Class: engines & MPG

The 2026 GLC-Class was EPA-rated in 3 versions (2.0L 4-cyl), with combined economy from 26 to 27 MPG.

VersionEngineTransmissionFuelCityHwyCombined
GLC300 2.0L 4-cyl Automatic 9-spd Premium 24 32 27 MPG
GLC300 4matic 2.0L 4-cyl Automatic 9-spd Premium 23 31 26 MPG
GLC300 4matic (coupe) 2.0L 4-cyl Automatic 9-spd Premium 23 31 26 MPG

2025 Mercedes-Benz GLC-Class: engines & MPG

The 2025 GLC-Class was EPA-rated in 4 versions (2.0L 4-cyl), with combined economy from 25 to 27 MPG.

VersionEngineTransmissionFuelCityHwyCombined
GLC300 2.0L 4-cyl Automatic 9-spd Premium 24 32 27 MPG
GLC300 4matic Coupe 2.0L 4-cyl Automatic 9-spd Premium 23 31 26 MPG
GLC300 4matic 2.0L 4-cyl Automatic 9-spd Premium 23 31 26 MPG
GLC350e 4matic with EQ Hybrid Tech 2.0L 4-cyl Automatic 9-spd Premium 23 28 25 MPG · 46 MPGe on electricity · 380 mi range

2024 Mercedes-Benz GLC-Class: engines & MPG

The 2024 GLC-Class was EPA-rated in 3 versions (2.0L 4-cyl), with combined economy from 26 to 29 MPG. Used 2024 models currently list for a median of $44,991 on VehiSales (10 for sale).

VersionEngineTransmissionFuelCityHwyCombined
GLC300 2.0L 4-cyl Automatic 9-spd Premium 26 33 29 MPG
GLC300 4matic 2.0L 4-cyl Automatic 9-spd Premium 24 32 27 MPG
GLC300 4matic Coupe 2.0L 4-cyl Automatic 9-spd Premium 24 30 26 MPG

2023 Mercedes-Benz GLC-Class: engines & MPG

The 2023 GLC-Class was EPA-rated in 3 versions (2.0L 4-cyl), with combined economy from 22 to 28 MPG. Used 2023 models currently list for a median of $39,000 on VehiSales (57 for sale).

VersionEngineTransmissionFuelCityHwyCombined
GLC300 2.0L 4-cyl Automatic 9-spd Premium 25 32 28 MPG
GLC300 4matic 2.0L 4-cyl Automatic 9-spd Premium 23 31 26 MPG
GLC300 4matic Coupe 2.0L 4-cyl Automatic 9-spd Premium 20 26 22 MPG

2022 Mercedes-Benz GLC-Class: engines & MPG

The 2022 GLC-Class was EPA-rated in 3 versions (2.0L 4-cyl), with combined economy from 23 to 24 MPG. Used 2022 models currently list for a median of $31,094 on VehiSales (288 for sale).

VersionEngineTransmissionFuelCityHwyCombined
GLC300 4matic 2.0L 4-cyl Automatic 9-spd Premium 21 28 24 MPG
GLC300 2.0L 4-cyl Automatic 9-spd Premium 22 27 24 MPG
GLC300 4matic Coupe 2.0L 4-cyl Automatic 9-spd Premium 21 27 23 MPG

2021 Mercedes-Benz GLC-Class: engines & MPG

The 2021 GLC-Class was EPA-rated in 3 versions (2.0L 4-cyl), with combined economy from 23 to 25 MPG. Used 2021 models currently list for a median of $27,272 on VehiSales (76 for sale).

VersionEngineTransmissionFuelCityHwyCombined
GLC300 2.0L 4-cyl Automatic 9-spd Premium 22 29 25 MPG
GLC300 4matic Coupe 2.0L 4-cyl Automatic 9-spd Premium 22 28 24 MPG
GLC300 4matic 2.0L 4-cyl Automatic 9-spd Premium 21 28 23 MPG

2020 Mercedes-Benz GLC-Class: engines & MPG

The 2020 GLC-Class was EPA-rated in 4 versions (2.0L 4-cyl), with combined economy from 24 to 25 MPG. Used 2020 models currently list for a median of $21,600 on VehiSales (29 for sale).

VersionEngineTransmissionFuelCityHwyCombined
GLC350e 4matic 2.0L 4-cyl Automatic 9-spd Premium 23 28 25 MPG · 36 MPGe on electricity · 360 mi range
GLC300 4matic Coupe 2.0L 4-cyl Automatic 9-spd Premium 21 28 24 MPG
GLC300 4matic 2.0L 4-cyl Automatic 9-spd Premium 21 28 24 MPG
GLC300 2.0L 4-cyl Automatic 9-spd Premium 22 29 24 MPG

2019 Mercedes-Benz GLC-Class: engines & MPG

The 2019 GLC-Class was EPA-rated in 4 versions (2.0L 4-cyl), with combined economy from 23 to 25 MPG. Used 2019 models currently list for a median of $19,765 on VehiSales (55 for sale).

VersionEngineTransmissionFuelCityHwyCombined
GLC350e 4matic 2.0L 4-cyl Automatic 7-spd Premium 24 27 25 MPG · 31 MPGe on electricity · 350 mi range
GLC300 4matic 2.0L 4-cyl Automatic 9-spd Premium 22 27 24 MPG
GLC300 2.0L 4-cyl Automatic 9-spd Premium 22 27 24 MPG
GLC300 4matic Coupe 2.0L 4-cyl Automatic 9-spd Premium 21 27 23 MPG

2018 Mercedes-Benz GLC-Class: engines & MPG

The 2018 GLC-Class was EPA-rated in 4 versions (2.0L 4-cyl), with combined economy from 24 to 25 MPG. Used 2018 models currently list for a median of $19,499 on VehiSales (19 for sale).

VersionEngineTransmissionFuelCityHwyCombined
GLC350e 4matic 2.0L 4-cyl Automatic 7-spd Premium 24 27 25 MPG · 31 MPGe on electricity · 350 mi range
GLC300 2.0L 4-cyl Automatic 9-spd Premium 22 28 24 MPG
GLC300 4matic Coupe 2.0L 4-cyl Automatic 9-spd Premium 22 27 24 MPG
GLC300 4matic 2.0L 4-cyl Automatic 9-spd Premium 21 28 24 MPG

2017 Mercedes-Benz GLC-Class: engines & MPG

The 2017 GLC-Class was EPA-rated in 3 versions (2.0L 4-cyl), with combined economy of 24 MPG. Used 2017 models currently list for a median of $16,697 on VehiSales (8 for sale).

VersionEngineTransmissionFuelCityHwyCombined
GLC300 4matic Coupe 2.0L 4-cyl Automatic (S9) Premium 22 27 24 MPG
GLC300 4matic 2.0L 4-cyl Automatic 9-spd Premium 21 28 24 MPG
GLC300 2.0L 4-cyl Automatic 9-spd Premium 22 28 24 MPG

2016 Mercedes-Benz GLC-Class: engines & MPG

The 2016 GLC-Class was EPA-rated in 2 versions (2.0L 4-cyl), with combined economy of 24 MPG. Used 2016 models currently list for a median of $16,500 on VehiSales (14 for sale).

VersionEngineTransmissionFuelCityHwyCombined
GLC300 4matic 2.0L 4-cyl Automatic 9-spd Premium 21 28 24 MPG
GLC300 2.0L 4-cyl Automatic 9-spd Premium 22 28 24 MPG

Frequently asked questions

What MPG does a Mercedes-Benz GLC-Class get?

Depending on year and engine, EPA combined ratings for the GLC-Class range from 24 to 29 MPG. The most efficient rated version is the 2024 model year.

What engines does the 2026 Mercedes-Benz GLC-Class have?

The 2026 GLC-Class was EPA-rated with 2.0L 4-cyl engines — see the 2026 table above for each version's exact city/highway figures.

Does the Mercedes-Benz GLC-Class require premium gas?

Yes — every EPA-rated gas GLC-Class version specifies premium gasoline.

Is there a hybrid or electric GLC-Class?

Yes — the ratings above include hybrid versions; look for them in the per-year tables.

About this data: EPA ratings from the official U.S. DOE/EPA dataset (fueleconomy.gov), as of July 2026; refreshed monthly. Market prices and listing counts are live medians from VehiSales inventory, updated daily. How to cite: “VehiSales Research, Mercedes-Benz GLC-Class EPA Fuel Economy by Model Year” with a link to https://vehisales.com/research/fuel-economy/mercedes-benz/glc-class.

See also: Mercedes-Benz GLC-Class hub — live listings, prices & reliability · Used Mercedes-Benz GLC-Class prices by year · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].

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