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

Official EU monitoring data for 2023 registrations shows fleet-average CO2 from 156 g/km (WLTP) for the Mazda Mazda Cx-3, varying by fuel type and configuration; the table on this page lists every year and fuel type.

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

The EEA monitoring database records 152,724 new Mazda 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 Mazda Cx-3: CO2 & EU registrations

152,724 new registrations on record, fleet-average CO2 from 156 g/km (WLTP, 2023). Official data reported by EU member states.

By year and fuel type

Fleet averages across all Mazda 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
2023	Petrol	5	156 g/km	-	6.9 l/100km	1,268	89
2022	Petrol	2,416	145.9 g/km	-	6 l/100km	1,262	89
2021	Petrol	8,112	146.5 g/km	-	6.5 l/100km	1,261	89
2020	Diesel	15	154 g/km	123.2 g/km	-	1,357	85
2020	Petrol	2,996	147.9 g/km	127.2 g/km	-	1,265	89
2019	Diesel	4,213	142.8 g/km	117 g/km	-	1,326	85
2019	Petrol	30,533	156.5 g/km	142.4 g/km	-	1,283	92
2018	Diesel	5,208	144.5 g/km	109.5 g/km	-	1,292	79
2018	Petrol	27,691	155.9 g/km	140.1 g/km	-	1,270	92
2017	Diesel	6,122	153 g/km	108.9 g/km	-	1,288	77
2017	Petrol	23,366	-	138.5 g/km	-	1,263	92
2016	Diesel	7,785	-	-	-	1,293	77
2016	Petrol	21,122	-	-	-	1,265	92
2015	Diesel	3,973	-	-	-	1,297	77
2015	Petrol	9,167	-	-	-	1,267	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.