Mercedes-Benz GLC 63 Gas Mileage (2019 - 2025): Fuel Economy Data

The Mercedes-Benz GLC 63 gas mileage is 19 to 21 miles per gallon as specified in our data below, organized by trim, option package, and model year.

For example, the 2020 Mercedes-Benz GLC 63 GLC AMG 63 S 4MATIC+ trim model has a combined gas mileage of 19 miles per gallon, while the 2025 Mercedes-Benz GLC 63 S E Performance 4MATIC has a combined gas mileage of 21 miles per gallon.

In the city, the GLC 63 gas mileage is 16 to 19 miles per gallon depending on the trim and model year.

On the highway, the GLC 63 gas mileage is 21 to 24 miles per gallon depending on the trim and model year.

Note: The gas mileage shown for hybrid vehicles is the miles per gallon equivalent.

Check out the Gas Mileage specifications for other makes and models.

2025 Mercedes-Benz GLC 63 Gas Mileage

Depending on trim level, the 2025 Mercedes-Benz GLC 63 gas mileage is from 20 to 21 miles per gallon combined.

In the city, the 2025 GLC 63 gas mileage is from 18 to 19 miles per gallon, depending on the trim.

On the highway, the 2025 GLC 63 gas mileage is from 21 to 24 miles per gallon, depending on the trim.

2020 Mercedes-Benz GLC 63 Gas Mileage

The 2020 Mercedes-Benz GLC 63 gas mileage is 19 miles per gallon combined.

In the city, the 2020 GLC 63 gas mileage is 16 miles per gallon.

On the highway, the 2020 GLC 63 gas mileage is 22 miles per gallon.

2019 Mercedes-Benz GLC 63 Gas Mileage

The 2019 Mercedes-Benz GLC 63 gas mileage is 19 miles per gallon combined.

In the city, the 2019 GLC 63 gas mileage is 16 miles per gallon.

On the highway, the 2019 GLC 63 gas mileage is 22 miles per gallon.