Mercedes-Benz SLC300 Fuel Economy History

MPG by year — EPA official data.

Best MPG Year

2020

27 MPG combined

Latest Model

2020

27 MPG combined

Year	Engine	City	Hwy	Combined	Fuel Cost/yr
2020	Premium	23	32	27	$3,050	Details →
2019	Premium	23	32	27	$3,050	Details →
2018	Premium	25	32	27	$3,050	Details →
2017	Premium	25	32	27	$3,050	Details →