2023 Porsche 718 Cayman

4.0 GT4 RS PDK RWD Euro 6 2dr (493 bhp)

£128,995

Fair price: within 8% of the typical £125,365 for this model, age and mileage, drawing on 280 adverts of this make and model.

Overview

Make: Porsche
Model: 718 Cayman
Trim: GT4 RS
Version: 4.0 GT4 RS PDK RWD Euro 6 2dr (493 bhp)
Mileage: 12,000 miles
Year: 2023
Fuel type: Petrol
Body type: Coupe
Engine: 4.0 L
Gearbox: Automatic
Power: 493 bhp
Seats: 2
CO2: 299 g/km
Colour: Silver
Doors: 2
Driven wheels: Rear Wheel Drive
Gearbox version: PDK
Engine badge: GT4 RS
Emissions standard: Euro 6

About this car

This 2023 Porsche 718 Cayman Gt4 RS is advertised with 12,000 miles on the clock. At £128,995, it is advertised £3,630 above our estimated market asking price of £125,365. We use UK dealer asking prices, including 280 Porsche 718 Cayman listings, and account for the car’s age, mileage and specification. This car was first seen in our listings data 8 days ago. The latest MOT record shows an expiry date of 16 June 2027, with the advertised mileage consistent with the recorded reading. It is advertised by Matt Johnson Prestige in Barrow-in-Furness.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 17 October 2026, 8 days ago. Advert duration calculated on 25 October 2026.

Recorded asking prices
Date observed	Asking price
17 October 2026	£128,995
23 October 2026	£128,995

Price and mileage comparison

Estimated market asking price: £125,365. The asking price is £3,630 above this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 280 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 600 miles higher than typical for a 2023 Porsche 718 Cayman.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 16 June 2027. 8,444 miles at the last test.

7 other cars with the same year, trim, gearbox and fuel are for sale from £126,995 to £144,995.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£126,995	11,500 miles
£127,950	7,285 miles
£129,995	4,800 miles
£130,000	11,300 miles
£134,950	2,600 miles

These cars have covered 1,120–11,500 miles, compared with 12,000 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Porsche 718 Cayman cars for sale · 2023 Porsche 718 Cayman price guide

Vehicle photos

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