2018 Porsche 718 Cayman

2.5 T S PDK RWD Euro 6 (s/s) 2dr (345 bhp)

£36,980

Good value: £3,400 under the typical £40,380 for this model, age and mileage, drawing on 270 adverts of this make and model.

Overview

Make
Porsche
Model
718 Cayman
Trim
S
Version
2.5 T S PDK RWD Euro 6 (s/s) 2dr (345 bhp)
Mileage
51,000 miles
Year
2018
Fuel type
Petrol
Body type
Coupe
Engine
2.5 L
Gearbox
Automatic
Power
345 bhp
Seats
2
CO2
167 g/km
Colour
Silver
Doors
2
Driven wheels
Rear Wheel Drive
Gearbox version
PDK
Engine badge
S
Emissions standard
Euro 6

About this car

With 51,000 miles on the clock, this 2018 Porsche 718 Cayman has done roughly 14,000 more miles than a typical 2018 Porsche 718 Cayman. At £36,980, it is advertised £3,400 below our estimated market asking price of £40,380. Our estimate draws on 270 Porsche 718 Cayman adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. The asking price is now £1,000 lower than when we first recorded the advert 10 days ago. It is advertised by Auto100.Co.Uk in Sutton-in-Ashfield.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 12 October 2026, 10 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £1,000 from the first recorded £37,980. 1 price reduction recorded, the latest observed on 18 October 2026.

Recorded asking prices
Date observedAsking price
12 October 2026£37,980
18 October 2026£36,980
21 October 2026£36,980

Price and mileage comparison

Estimated market asking price: £40,380. The asking price is £3,400 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 270 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 14,000 miles higher than typical for a 2018 Porsche 718 Cayman.

8 other cars with the same year, trim, gearbox and fuel are for sale from £33,900 to £50,490.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£33,90080,544 miles
£38,48050,000 miles
£39,97037,000 miles
£39,99530,000 miles
£48,99521,236 miles

These cars have covered 16,640–80,544 miles, compared with 51,000 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 · 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