2018 Porsche 718 Boxster 2.5 GTS

Version: 2.5 GTS PDK RWD Euro 6 2dr (359 bhp)

Price: £49,500. Fair price: £3,466 (7%) over the AskCar estimate of £46,034, our expected asking price for this car from its model, age, mileage and specification, drawing on 197 priced Porsche 718 Boxster adverts on AskCar as of 30 October 2026.

AskCar lists 198 used Porsche 718 Boxster from 139 UK dealerships, as of 30 October 2026.

Overview

Make
Porsche
Model
718 Boxster
Trim
GTS
Version
2.5 GTS PDK RWD Euro 6 2dr (359 bhp)
Mileage
55,000 miles
Year
2018
Fuel type
Petrol
Body type
Convertible
Engine
2.5 L
Gearbox
Automatic
Power
359 bhp
Seats
2
CO2
210 g/km
Colour
Blue
Doors
2
Driven wheels
Rear Wheel Drive
Gearbox version
PDK
Engine badge
GTS
Emissions standard
Euro 6

About this car

This 2018 Porsche 718 Boxster Gts is advertised with 55,000 miles, approximately 13,500 above the typical mileage for its age. Its asking price of £49,500 is £3,466 above the AskCar estimate of £46,034. The AskCar estimate draws on 197 Porsche 718 Boxster adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 1 day ago. MOT records show an expiry date of 28 February 2027, and the latest recorded mileage is consistent with the advert. You can find this car at Sytner Group Porsche Centre Glasgow in Renfrew.

Stock data as of 30 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 29 October 2026, 1 day ago.

Recorded asking prices
Date observedAsking price
29 October 2026£49,500
30 October 2026£49,500

Price and mileage comparison

Fair price: £3,466 (7%) over the AskCar estimate of £46,034.

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 197 priced Porsche 718 Boxster adverts across different ages and specifications, as of 30 October 2026.

Advertised mileage is about 13,500 miles higher than the median mileage of a 2018 Porsche 718 Boxster on AskCar.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT: valid until 28 February 2027. 53,895 miles at the last test.

Other matching cars

9 other 2018 Porsche 718 Boxster GTS automatic petrol cars are for sale at UK dealers from £31,975 to £61,995, as of 30 October 2026.

The 5 cheapest:

The 9 matching cars have covered 4,200 to 55,864 miles, compared with 55,000 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.

Browse all Porsche 718 Boxster cars for sale · 2018 Porsche 718 Boxster price guide

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Photos

32 photos of this car are on its AskCar page.

How to contact the dealer and its opening hours are on this AskCar page.

As of 30 October 2026, AskCar lists 580,490 cars and vans from 12,695 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.