According to the data, all vehicles of the specified model—AUDI A4 SALOON (2019-25) 35 4DR SALOON 2.0 TDI 163 DPFR SS EU6 SPORT EDITION STRON AUTO7—are equipped with a 1,968 cc (approximately 2.0 liters) engine capacity. Additionally, every vehicle in this sample runs solely on Diesel fuel. This indicates a uniformity in engine size and fuel type across the entire sample, suggesting that the model maintains consistent specifications in terms of engine capacity and fuel type for this particular variant.