Mercedes GLC fuel consumption
Of all Mercedes GLC modifications produced from 2015 to 2023 real fuel consumption according to user ratings is approximately 35% higher compared to advertised consumption. For petrol engines real consumption is in average 37% higher, but for diesel engines is approximately 33% higher. Since 2015 the Mercedes GLC average difference between owner-reported real-world fuel consumption and declared fuel economy has been significantly higher than average.
Year-to-year deviations of actual owner-reported average fuel consumption from advertised values
| Year | Gasoline cars | Diesel cars | ||
|---|---|---|---|---|
| All carmakers | Mercedes GLC | All carmakers | Mercedes GLC | |
| 2015 | +27% | +38% | +33% | +37% |
| Show all years | ||||
| 2016 | +28% | +36% | +36% | +37% |
| 2017 | +28% | +36% | +37% | +37% |
| 2018 | +28% | +36% | +37% | +37% |
| 2019 | +27% | +36% | +35% | +32% |
| 2020 | +26% | - | +33% | +28% |
| 2021 | +25% | - | +32% | +28% |
| 2022 | +25% | - | +30% | +28% |
| 2023 | +25% | - | +30% | +27% |
Select Mercedes GLC generation
For detailed fuel economy data, including advertised versus real-world fuel consumption and consumption differences between different engines and transmissions.
Mercedes GLC 2019 - 2022 X253 fuel economy Mercedes GLC 2016 - 2019 C253 Coupe fuel economy Mercedes GLC 2015 - 2019 X253 fuel economy
User-reported fuel consumption may not accurately represent all users' experiences due to variables such as driving conditions, driving style, technical condition of the vehicle, and other circumstances. Thus, it should not be relied upon as a representative indicator.