Year by year
| Model year | Complaints | Recalls |
|---|---|---|
| 2024 | 0 | 1 |
| 2023 718 Cayman GTS | 0 | 1 |
| 2022 | 0 | 0 |
A model year gets its own page when it has enough data for at least three sections
Crash-test ratings by year
NHTSA 5-star results for 2 model-year variants; not yet fully rated. Rollover risk is the estimated chance of rolling over in a single-vehicle crash.
| Year | Variant | Overall | Rollover risk |
|---|---|---|---|
| 2020 | 2020 Porsche 718 Cayman GTS 2 DR RWD | — | 0.0 % |
| 2019 | 2019 Porsche 718 Cayman GTS 2 DR RWD | — | 0.0 % |
NHTSA New Car Assessment Program (5-Star Safety Ratings), api.nhtsa.gov · US federal work, public domain
Fuel consumption by year
Official Canadian test results for 5 model years, best variant per year. Combined consumption ranges from 11.1 L/100 km.
| Year | Variant | City | Highway | Combined |
|---|---|---|---|---|
| 2025 | 718 Cayman GTS · Two-seater · Premium gasoline | 12.3 | 9.8 | 11.1 |
| 2024 | 718 Cayman GTS 4.0 · Two-seater · Premium gasoline | 12.3 | 9.8 | 11.1 |
| 2023 | 718 Cayman GTS · Two-seater · Premium gasoline | 12.3 | 9.8 | 11.1 |
| 2022 | 718 Cayman GTS 4.0 · Two-seater · Premium gasoline | 12.3 | 9.8 | 11.1 |
| 2021 | 718 Cayman GTS 4.0 · Two-seater · Premium gasoline | 12.3 | 9.8 | 11.1 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
New registrations in Europe
2,962 new Porsche 718 Cayman GTS cars registered in the EU, Norway and Iceland between 2018 and 2022, from the European Environment Agency's CO₂ monitoring of every new car. In 2022 the largest markets were Germany (207), Sweden (19), Spain (9).
| Year | New cars | CO₂ g/km |
|---|---|---|
| 2022 | 283 | 233 (WLTP) |
| 2021 | 440 | 235 (WLTP) |
| 2020 | 530 | 242 (WLTP) |
| 2019 | 712 | 209 (WLTP) |
| 2018 | 997 | 208 (WLTP) |
Averages are weighted by registrations; CO₂ is the type-approval value (NEDC until the WLTP switch). European Environment Agency, CO₂ emissions from new passenger cars · re-use permitted with acknowledgement
Real-world fuel consumption
473 Porsche 718 Cayman GTS cars registered in Europe between 2021 and 2024 report their fuel use through the on-board meter. Petrol versions average 11.5 l/100 km on the road, against 10.3 l/100 km in the official WLTP test — 12% more.
| Fuel | Cars | On the road | WLTP | Difference |
|---|---|---|---|---|
| Petrol | 473 | 11.5 | 10.3 | +12% |
Litres per 100 km: total fuel used divided by total distance driven, from the car's own fuel consumption meter (OBFCM), collected in 2024 by the manufacturers, mostly remotely, and by national authorities. WLTP figures are the type-approval CO₂ values converted to litres. Hybrids, including mild hybrids, do not plug in; plug-in hybrid figures include the distance driven on electricity. European Environment Agency, Real-world CO₂ emissions from cars and vans · CC BY 4.0
What it costs in fuel
On real-world figures the Porsche 718 Cayman GTS uses 11.5 litres per 100 km, so 15,000 km a year takes about 1,730 litres: €3,765 at this week's average price in Germany, its largest market in Europe.
| Country | Petrol |
|---|---|
| Germany | €3,765 |
| United Kingdom | £3,017 |
| Sweden | €2,834 |
| France | €3,852 |
| Italy | €3,483 |
| United States | $1,956 |
Fuel for 15,000 km (9,300 miles) a year at real-world consumption. Pump prices with taxes, week of 19 October 2026: European Commission Weekly Oil Bulletin, UK Department for Energy Security and Net Zero, US Energy Information Administration. Non-euro EU prices are in euros as the Bulletin publishes them.
Work it out for your driving
EU safety alerts
Safety Gate, the European Union's rapid alert system, names the 718 Cayman GTS in 1 alert. European versions can differ from the North American car.
The bolting of the engine connecting rods may be faulty.This may lead to oil leaks and engine failure.
Safety Gate (European Commission) · CC0
Recalls
1 campaigns cover the 718 Cayman GTS.
Porsche Cars North America, Inc. (Porsche) is recalling certain 2023-2024 Porsche 718 Cayman GTS 4.0, 2024 Porsche 718 Boxster S, and 718 Boxster GTS 4.0 vehicles. The rear electronic control unit (ECU) may allow the spoiler to raise up too high.
NHTSA recalls