Mercedes-Benz GLB-Class MPG by Year & Engine (EPA)
EPA fuel-economy ratings for every rated Mercedes-Benz GLB-Class model year from 2020 to 2026 — each engine and transmission with its official city, highway and combined figures. Over these years the GLB-Class has been offered with 2.0L 4-cyl engines; the most efficient version is the 2026 (up to 28 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 GLB-Class fuel economy by year
| Year | Combined | Engines | Median used price | For sale |
|---|---|---|---|---|
| 2026 | 27–28 MPG | 2.0L 4-cyl | — | — |
| 2025 | 27–28 MPG | 2.0L 4-cyl | — | — |
| 2024 | 27–28 MPG | 2.0L 4-cyl | $34,200 | 13 listings |
| 2023 | 25–27 MPG | 2.0L 4-cyl | $32,799 | 57 listings |
| 2022 | 25–27 MPG | 2.0L 4-cyl | $27,837 | 54 listings |
| 2021 | 26 MPG | 2.0L 4-cyl | $23,342 | 42 listings |
| 2020 | 26 MPG | 2.0L 4-cyl | $18,244 | 14 listings |
2026 Mercedes-Benz GLB-Class: engines & MPG
The 2026 GLB-Class was EPA-rated in 2 versions (2.0L 4-cyl), with combined economy from 27 to 28 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| GLB250 | 2.0L 4-cyl | Automatic (AM8) | Premium | 25 | 33 | 28 MPG |
| GLB250 4matic | 2.0L 4-cyl | Automatic (AM8) | Premium | 24 | 33 | 27 MPG |
2025 Mercedes-Benz GLB-Class: engines & MPG
The 2025 GLB-Class was EPA-rated in 2 versions (2.0L 4-cyl), with combined economy from 27 to 28 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| GLB250 | 2.0L 4-cyl | Automatic (AM8) | Premium | 25 | 33 | 28 MPG |
| GLB250 4matic | 2.0L 4-cyl | Automatic (AM8) | Premium | 24 | 33 | 27 MPG |
2024 Mercedes-Benz GLB-Class: engines & MPG
The 2024 GLB-Class was EPA-rated in 2 versions (2.0L 4-cyl), with combined economy from 27 to 28 MPG. Used 2024 models currently list for a median of $34,200 on VehiSales (13 for sale).
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| GLB250 | 2.0L 4-cyl | Automatic (AM8) | Premium | 25 | 33 | 28 MPG |
| GLB250 4matic | 2.0L 4-cyl | Automatic (AM8) | Premium | 24 | 32 | 27 MPG |
2023 Mercedes-Benz GLB-Class: engines & MPG
The 2023 GLB-Class was EPA-rated in 2 versions (2.0L 4-cyl), with combined economy from 25 to 27 MPG. Used 2023 models currently list for a median of $32,799 on VehiSales (57 for sale).
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| GLB250 | 2.0L 4-cyl | Automatic (AM8) | Premium | 24 | 32 | 27 MPG |
| GLB250 4matic | 2.0L 4-cyl | Automatic (AM8) | Premium | 22 | 30 | 25 MPG |
2022 Mercedes-Benz GLB-Class: engines & MPG
The 2022 GLB-Class was EPA-rated in 2 versions (2.0L 4-cyl), with combined economy from 25 to 27 MPG. Used 2022 models currently list for a median of $27,837 on VehiSales (54 for sale).
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| GLB250 | 2.0L 4-cyl | Automatic (AM8) | Premium | 24 | 32 | 27 MPG |
| GLB250 4matic | 2.0L 4-cyl | Automatic (AM8) | Premium | 22 | 30 | 25 MPG |
2021 Mercedes-Benz GLB-Class: engines & MPG
The 2021 GLB-Class was EPA-rated in 2 versions (2.0L 4-cyl), with combined economy of 26 MPG. Used 2021 models currently list for a median of $23,342 on VehiSales (42 for sale).
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| GLB250 4matic | 2.0L 4-cyl | Automatic (AM8) | Premium | 23 | 30 | 26 MPG |
| GLB250 | 2.0L 4-cyl | Automatic (AM8) | Premium | 23 | 31 | 26 MPG |
2020 Mercedes-Benz GLB-Class: engines & MPG
The 2020 GLB-Class was EPA-rated in 2 versions (2.0L 4-cyl), with combined economy of 26 MPG. Used 2020 models currently list for a median of $18,244 on VehiSales (14 for sale).
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| GLB250 4matic | 2.0L 4-cyl | Automatic (AM8) | Premium | 23 | 31 | 26 MPG |
| GLB250 | 2.0L 4-cyl | Automatic (AM8) | Premium | 23 | 30 | 26 MPG |
Frequently asked questions
What MPG does a Mercedes-Benz GLB-Class get?
Depending on year and engine, EPA combined ratings for the GLB-Class range from 26 to 28 MPG. The most efficient rated version is the 2026 model year.
What engines does the 2026 Mercedes-Benz GLB-Class have?
The 2026 GLB-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 GLB-Class require premium gas?
Yes — every EPA-rated gas GLB-Class version specifies premium gasoline.
Is there a hybrid or electric GLB-Class?
Yes — the ratings above include hybrid versions; look for them in the per-year tables.
https://vehisales.com/research/fuel-economy/mercedes-benz/glb-class.
See also: Mercedes-Benz GLB-Class hub — live listings, prices & reliability · Used Mercedes-Benz GLB-Class prices by year · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].