What’s my Porsche 718 Cayman GT4 worth?
Used Porsche 718 Cayman GT4 at UK specialist dealers are asking from £64,995 to £95,995, with a median of £82,995 today (31 for sale).
These are asking prices, not what cars sell for or what a dealer would pay you. Buyers usually negotiate, and a dealer buying your car offers less than it would ask, to cover preparation, a warranty and its margin.
As of 13 November 2026, from every Porsche 718 Cayman GT4 for sale at the UK’s specialist dealers, which Vertar reads each day. Find your year below, then your mileage.
Asking prices by year
| Year | For sale | Lowest | Median | Highest |
|---|---|---|---|---|
| 2023 | 6 | £85k | £86k | £92k |
| 2022 | 10 | £79k | £85k | £96k |
| 2021 | 5 | £75k | £80k | £83k |
| 2020 | 8 | £70k | £80k | £88k |
| 2019 | 1 | £76k | £76k | £76k |
| 2015 | 1 | £65k | £65k | £65k |
Asking prices by mileage
All years together, so a band’s figure also reflects the ages of the cars in it.
| Mileage | For sale | Lowest | Median | Highest |
|---|---|---|---|---|
| Under 5,000 miles | 2 | £88k | £88k | £92k |
| 5,000 to 15,000 | 13 | £76k | £85k | £96k |
| 15,000 to 30,000 | 13 | £65k | £80k | £93k |
| 30,000 to 60,000 | 3 | £75k | £76k | £80k |
How quickly they sell
A Porsche 718 Cayman GT4 at a UK specialist sells in a median 21 days, of 5 sold in the last six months. 10% of Porsche 718 Cayman GT4s for sale at UK specialists have had a price cut, of 21.
A car priced near the median for its year and mileage sells sooner; one priced well above usually waits, then has its price cut.
Recently sold
The last asking price of each, and how long it took to sell.
2019 Porsche 718 Cayman GT4Sold 6 Nov, last asking £76,995
2015 Porsche 718 Cayman GT4Sold after 189 days, last asking £82,000
2022 Porsche 718 Cayman GT4Sold 4 Nov, last asking £76,991
2021 Porsche 718 Cayman GT4Sold after 19 days, last asking £79,950
2021 Porsche 718 Cayman GT4Sold after 21 days, last asking £75,000
2020 Porsche 718 Cayman GT4Sold after 6 days, last asking £74,950
Selling yours?
Every way to sell a performance car in the UK, what each costs you and how long it takes: how to sell a performance car. Buying instead? Where to buy a used Porsche 718 Cayman GT4 or see every one for sale.
Questions
How much is my Porsche 718 Cayman GT4 worth?
Used Porsche 718 Cayman GT4 at UK specialist dealers are asking from £64,995 to £95,995, with a median of £82,995 today (31 for sale). These are asking prices, not what cars sell for or what a dealer would pay you. Buyers usually negotiate, and a dealer buying your car offers less than it would ask, to cover preparation, a warranty and its margin.
How quickly do Porsche 718 Cayman GT4 sell?
A Porsche 718 Cayman GT4 at a UK specialist sells in a median 21 days, of 5 sold in the last six months. 10% of Porsche 718 Cayman GT4s for sale at UK specialists have had a price cut, of 21.
Where can I sell my Porsche 718 Cayman GT4?
To a specialist dealer (quickest, at a trade price), as a part-exchange, on sale or return through a specialist, through an online car-buying service, at auction, or privately through a classified advert. Our guide to selling compares them.