Efficiency for the Mercedes-Benz C-Class is 13.9 L/100km in the city, 9.6 L/100km on the highway and 12.0 L/100km combined according to NRCan’s fuel consumption ratings. The 2021 BMW 3 Series ...

There is a lingering question about whether larger engines will be available later in the new C-class, particularly for AMG variants, but Mercedes has remained tight-lipped about such developments.