Based on the available data, all vehicles of the Mercedes-Benz C Class (2011-15) C180 4DR Saloon with the specified trim and features in this sample were manufactured in 2014. This indicates a strong concentration of production in that particular year, suggesting that most of these vehicles are from 2014 rather than spanning multiple years within the 2011-2015 range.

The data indicates that all Mercedes-Benz C-Class (2011-15) C180 4-door saloons with the specified features are powered exclusively by petrol engines with a 1.6-liter capacity. This suggests a uniform engine configuration across this model variant, reflecting a consistent use of petrol as the primary fuel type and a standard engine size of 1.6 liters for these vehicles.