The data indicates that all vehicles of the Mercedes-Benz C-Class Saloon (2018-21) model, specifically the C220 4DR Saloon 2.0D 194 DPFR SS EU6 AMG Line Premium Plus 9G-T+ Auto, are equipped with an engine capacity of 1950 cc. Additionally, every vehicle in this sample runs on diesel fuel. This consistent specification suggests a uniform engine configuration and fuel type across the entire model range, which could be useful for buyers seeking a diesel vehicle with a 1950 cc engine capacity.