2023 Porsche 718 Cayman 4.0 GT4
Price: £91,500. Fair price: £5,705 (6%) over the AskCar estimate of £85,795, our expected asking price for this car from its model, age, mileage and specification, drawing on 315 priced Porsche 718 Cayman adverts on AskCar as of 6 November 2026.
AskCar lists 326 used Porsche 718 Cayman from 212 UK dealerships, as of 6 November 2026.
Overview
- Make: Porsche
- Model: 718 Cayman
- Trim: GT4
- Version: 4.0 GT4 PDK RWD Euro 6 2dr (414 bhp)
- Year: 2023
- Mileage: 18,101 miles
- Fuel: Petrol
- Body: Coupe, 2 doors, 2 seats
- Engine: 4.0 litres, 414 bhp
- Gearbox: Automatic (PDK)
- Drive: Rear-wheel drive
- Colour: Blue
- CO2: 242 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
With 18,101 miles on the clock, this 2023 Porsche 718 Cayman Gt4 has done roughly 5,600 more miles than a typical 2023 Porsche 718 Cayman. The dealer is asking £91,500, which is £5,705 above the AskCar estimate of £85,795. To work out the AskCar estimate, we analyse UK dealer adverts for 315 Porsche 718 Cayman cars across different ages and specifications. This car was first seen in our listings data 14 days ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is Sytner Group Porsche Centre Chester, based in Ellesmere Port. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 6 November 2026.
Price
Fair price: £5,705 (6%) over the AskCar estimate of £85,795.
The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.
It draws on 315 priced Porsche 718 Cayman adverts across different ages and specifications, as of 6 November 2026.
A 2023 Porsche 718 Cayman with the 4.0 petrol engine is typically advertised at £87,500: the median of the 25 for sale on AskCar, as of 6 November 2026.
Time on sale
This 2023 Porsche 718 Cayman has been on sale for at least 14 days.
Price history
AskCar first saw this advert on 23 October 2026 at £91,500. Its asking price has not changed.
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 7 June 2027.
It has had one MOT, on 20 May 2026, and passed.
There were no advisories at the latest test.
Mileage at that test: 14,935 miles, which matches the advertised 18,101 miles.
Advertised mileage is about 5,600 miles higher than the median mileage of a 2023 Porsche 718 Cayman on AskCar.
Similar cars
5 other 2023 Porsche 718 Cayman GT4 4.0 petrol automatic coupes are for sale at UK dealers, from £84,950 to £91,995, as of 6 November 2026.
The 3 closest to this car in mileage:
- 2023 Porsche 718 Cayman GT4, 4.0 petrol coupe, grey. Mileage: 18,690 miles. Price: £84,950, £6,550 less than this car. Dealer: Clive Sutton in St John's Wood. AskCar page: https://askcar.co.uk/car/porsche-718-cayman-2023-2869acf197f1
- 2023 Porsche 718 Cayman GT4, 4.0 petrol coupe, grey. Mileage: 20,000 miles. Price: £85,480, £6,020 less than this car. Dealer: Auto100.Co.Uk in Sutton in Ashfield. AskCar page: https://askcar.co.uk/car/porsche-718-cayman-2023-c5c7370bd382
- 2023 Porsche 718 Cayman GT4, 4.0 petrol coupe, grey. Mileage: 12,000 miles. Price: £87,480, £4,020 less than this car. Dealer: Auto100.Co.Uk in Sutton in Ashfield. AskCar page: https://askcar.co.uk/car/porsche-718-cayman-2023-50d932820343
Browse all Porsche 718 Cayman cars for sale · 2023 Porsche 718 Cayman price guide
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Photos
38 photos of this car are on its AskCar page.
As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.