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|2018||2018 4dr SUV turbocharged 241hp 2.0L I4 9-sp shiftable automatic RWD||23.89||
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|With the turbocharged 255hp 2.0L I4 engine, 9-speed shiftable automatic transmission, and rear-wheel drive, the 2018 Mercedes-Benz GLC has been averaging 23.89 MPG (miles per gallon).
The 2018 Mercedes-Benz GLCs in this analysis were driven mostly on the highway at an average speed of 75 miles per hour (about 70.5 percent of the miles driven). The rest of the miles were in the city (12.5 percent), in heavy traffic (7.5 percent), and in the suburbs (0 percent).
In addition, the average 2018 Mercedes-Benz GLC in this analysis was driven on flat terrain with a light foot and the AC on most or all of the time.