Mercedes-benz ยท EU monitoring data

Mercedes-benz C 300: CO2 & EU registrations

24,653 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 300 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 6 0 g/km - - 2,345 135
2025 Petrol 378 154.6 g/km - 6.7 l/100km 1,745 190
2025 Petrol/electric (hybrid) 6 150.2 g/km - 6.6 l/100km 1,720 190
2024 Petrol 681 160.4 g/km - 7 l/100km 1,731 190
2023 Petrol 1,275 161.6 g/km - 7.1 l/100km 1,706 190
2022 Petrol 1,528 160.7 g/km - 7.1 l/100km 1,685 190
2021 Petrol 1,455 166.4 g/km - 7.3 l/100km 1,667 190
2020 Petrol 3,213 170.7 g/km 145.5 g/km - 1,642 190
2019 Diesel 24 163.3 g/km 142.8 g/km - 1,716 180
2019 Diesel/electric (hybrid) 16 35.8 g/km 39.4 g/km 162 Wh/km 1,944 143
2019 Petrol 5,685 171.7 g/km 151 g/km - 1,620 190
2018 Petrol 4,473 172.2 g/km 153.8 g/km - 1,606 187
2017 Petrol 2,591 - 152.7 g/km - 1,603 183
2016 Petrol 1,935 - - - 1,579 180
2015 Diesel 21 - - - 1,740 150
2015 Petrol 314 - - - 1,568 180
2014 Diesel 6 - - - 1,758 -
2013 12 - - - 1,758 -
2012 Diesel 10 - - - 1,759 -
2011 Diesel 23 - - - 1,801 -
2011 Petrol 5 - - - 1,614 170
2010 Petrol 996 - - - 1,587 -
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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.