Mercedes-benz ยท EU monitoring data

Mercedes-benz C 400 4matic: CO2 & EU registrations

9,349 new registrations on record, fleet-average CO2 from 0 g/km (WLTP, 2025). Official data reported by EU member states.

By year and fuel type

Fleet averages across all Mercedes-benz C 400 4matic registrations of that year and fuel. CO2 is WLTP where available (NEDC shown for older years). Consumption is l/100km for combustion, Wh/km for electric.

YearFuelRegistrationsCO2 WLTPCO2 NEDCConsumptionMass kgPower kW
2025 Electric 11 0 g/km - - 2,505 135
2023 Petrol 67 214.1 g/km - 9.4 l/100km 1,816 245
2022 Petrol 123 211.3 g/km - 9.3 l/100km 1,783 245
2021 Petrol 267 209.4 g/km - 9.2 l/100km 1,748 245
2020 Petrol 563 201.8 g/km 184.6 g/km - 1,716 245
2019 Petrol 1,586 200.7 g/km 184.8 g/km - 1,730 245
2018 Petrol 1,440 200.6 g/km 182.2 g/km - 1,723 245
2017 Petrol 2,282 - 179.8 g/km - 1,721 245
2016 Petrol 1,509 - - - 1,707 245
2015 Petrol 1,480 - - - 1,689 245
2014 Petrol 21 - - - 1,690 245
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Source: European Environment Agency, CO2 emissions from new passenger cars (Regulation (EU) 2019/631 monitoring), CC-BY 4.0, attribution EEA / DG CLIMA. Figures are fleet averages of new registrations, not per-vehicle values. Details on About & Data Sources.