What are the CO2 emissions of a Mazda Cx-3?

Official EU monitoring data for 2022 registrations shows fleet-average CO2 from 146 g/km (WLTP) for the Mazda Cx-3, varying by fuel type and configuration; the table on this page lists every year and fuel type.

How many Mazda Cx-3 are registered in the EU?

The EEA monitoring database records 67,385 new Mazda Cx-3 registrations in Europe between 2010 and 2025. These are new-car registrations reported by member states, not the number currently on the road.

Mazda · EU monitoring data

Mazda Cx-3: CO2 & EU registrations

67,385 new registrations on record, fleet-average CO2 from 146 g/km (WLTP, 2022). Official data reported by EU member states.

By year and fuel type

Fleet averages across all Mazda Cx-3 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.

Year	Fuel	Registrations	CO2 WLTP	CO2 NEDC	Consumption	Mass kg	Power kW
2022	Petrol	258	146 g/km	-	6.1 l/100km	1,260	89
2021	Petrol	3,634	144.1 g/km	-	6.4 l/100km	1,260	89
2020	Petrol	1,693	145 g/km	124.8 g/km	-	1,263	89
2019	Diesel	1,223	142.8 g/km	117.3 g/km	-	1,328	85
2019	Petrol	15,828	155 g/km	141.7 g/km	152 Wh/km	1,278	91
2018	Diesel	1,184	145.9 g/km	109.1 g/km	-	1,290	78
2018	Petrol	12,121	159.9 g/km	138.3 g/km	-	1,259	89
2017	Diesel	1,499	-	108.7 g/km	-	1,287	78
2017	Petrol	12,266	-	138.2 g/km	-	1,250	106
2016	Diesel	2,371	-	-	-	1,289	77
2016	Petrol	10,449	-	-	-	1,260	92
2015	Diesel	1,428	-	-	-	1,290	77
2015	Petrol	3,431	-	-	-	1,254	94

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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.