2018 Porsche 718 Cayman

2.5 PDK RWD Euro 6 2dr (345 bhp)

£39,490

Fair price: within 8% of the typical £40,248 for this model, age and mileage, drawing on 274 adverts of this make and model.

Overview

Make
Porsche
Model
718 Cayman
Version
2.5 PDK RWD Euro 6 2dr (345 bhp)
Mileage
56,781 miles
Year
2018
Fuel type
Petrol
Body type
Coupe
Engine
2.5 L
Gearbox
Automatic
Power
345 bhp
Seats
2
Colour
Grey
Doors
2
Driven wheels
Rear Wheel Drive
Gearbox version
PDK
Engine badge
S
Emissions standard
Euro 6

About this car

This 2018 Porsche 718 Cayman is advertised with 56,781 miles, approximately 19,800 above the typical mileage for its age. The dealer is asking £39,490, which is £758 below our market estimate of £40,248. To estimate its market asking price, we analyse UK dealer adverts for 274 Porsche 718 Cayman cars across different ages and specifications. We first saw this car advertised 25 days ago. Its asking price has since fallen by £500. The seller is Noya Motor Group, based in Peterborough.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 29 September 2026, 25 days ago. Advert duration calculated on 24 October 2026. Net asking-price reduction: £500 from the first recorded £39,990. 1 price reduction recorded, the latest observed on 14 October 2026.

Recorded asking prices
Date observedAsking price
29 September 2026£39,990
14 October 2026£39,490
22 October 2026£39,490

Price and mileage comparison

Estimated market asking price: £40,248. The asking price is £758 below 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 274 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 19,800 miles higher than typical for a 2018 Porsche 718 Cayman.

12 other cars with the same year, trim, gearbox and fuel are for sale from £34,995 to £48,990.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£34,99549,000 miles
£34,99542,000 miles
£34,99957,950 miles
£35,99536,995 miles
£39,21848,247 miles

These cars have covered 17,000–57,950 miles, compared with 56,781 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 · 2018 Porsche 718 Cayman price guide

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos

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