What are the CO2 emissions of a Seat Leon SE TDI?

Official EU monitoring data for 2020 registrations shows fleet-average CO2 from 127.2 g/km (WLTP) for the Seat Leon SE TDI, varying by fuel type and configuration; the table on this page lists every year and fuel type.

How many Seat Leon SE TDI are registered in the EU?

The EEA monitoring database records 7,158 new Seat Leon SE TDI registrations in Europe between 2010 and 2025. These are new-car registrations reported by member states, not the number currently on the road.

Seat · EU monitoring data

Seat Leon SE TDI: CO2 & EU registrations

7,158 new registrations on record, fleet-average CO2 from 127.2 g/km (WLTP, 2020). Official data reported by EU member states.

By year and fuel type

Fleet averages across all Seat Leon SE TDI 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
2020	Diesel	199	127.2 g/km	105.9 g/km	-	1,347	-
2019	Diesel	411	127.4 g/km	109 g/km	-	1,346	-
2018	Diesel	14	127 g/km	109 g/km	-	1,337	-
2017	Diesel	9	-	102.3 g/km	-	1,265	81
2016	Diesel	236	-	-	-	1,273	-
2015	Diesel	448	-	-	-	1,293	-
2014	Diesel	1,847	-	-	-	1,296	-
2013	Diesel	3,544	-	-	-	1,287	-
2010	Diesel	450	-	-	-	1,380	-

Decode a Seat VIN All Seat EU models

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.