What are the CO2 emissions of a Porsche 718 Cayman GTS?

Official EU monitoring data for 2025 registrations shows fleet-average CO2 from 252.8 g/km (WLTP) for the Porsche 718 Cayman GTS, varying by fuel type and configuration; the table on this page lists every year and fuel type.

How many Porsche 718 Cayman GTS are registered in the EU?

The EEA monitoring database records 3,257 new Porsche 718 Cayman GTS registrations in Europe between 2010 and 2025. These are new-car registrations reported by member states, not the number currently on the road.

Porsche · EU monitoring data

Porsche 718 Cayman GTS: CO2 & EU registrations

3,257 new registrations on record, fleet-average CO2 from 252.8 g/km (WLTP, 2025). Official data reported by EU member states.

By year and fuel type

Fleet averages across all Porsche 718 Cayman GTS 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
2025	Petrol	41	252.8 g/km	-	10.1 l/100km	1,500	294
2024	Petrol	501	233.6 g/km	-	10.2 l/100km	1,505	294
2023	Petrol	459	234.2 g/km	-	10.3 l/100km	1,502	293
2022	Petrol	282	232.9 g/km	-	10.2 l/100km	1,506	294
2021	Petrol	437	234.7 g/km	-	10.2 l/100km	1,501	294
2020	Petrol	501	243.3 g/km	240.8 g/km	-	1,481	291
2019	Petrol	442	209.3 g/km	193.8 g/km	-	1,479	269
2018	Petrol	594	208.2 g/km	188.3 g/km	-	1,477	269

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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.