2020 Porsche 718 Boxster 4.0 GTS
Price: £66,000. Fair price: £453 (under 1%) over the AskCar estimate of £65,547, our expected asking price for this car from its model, age, mileage and specification, drawing on 200 priced Porsche 718 Boxster adverts on AskCar as of 7 November 2026.
AskCar lists 202 used Porsche 718 Boxster from 138 UK dealerships, as of 7 November 2026.
Overview
- Make: Porsche
- Model: 718 Boxster
- Trim: GTS
- Version: 4.0 GTS Manual RWD Euro 6 2dr (394 bhp)
- Year: 2020
- Mileage: 24,148 miles
- Fuel: Petrol
- Body: Convertible, 2 doors, 2 seats
- Engine: 4.0 litres, 394 bhp
- Gearbox: Manual
- Drive: Rear-wheel drive
- Colour: Silver
- CO2: 247 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2020 Porsche 718 Boxster Gts is advertised with 24,148 miles on the clock. The AskCar estimate for this car is £65,547. It is priced at £66,000, which is £453 above that estimate. The AskCar estimate uses UK dealer asking prices, including 200 Porsche 718 Boxster adverts, and accounts for the car’s age, mileage and specification. We first recorded this car for sale today. The government's MOT record matches its advertised mileage. You can find this car at Sytner Group Porsche Centre Silverstone in Towcester. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 7 November 2026.
Price
Fair price: £453 (under 1%) over the AskCar estimate of £65,547.
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 200 priced Porsche 718 Boxster adverts across different ages and specifications, as of 7 November 2026.
Time on sale
AskCar first saw this 2020 Porsche 718 Boxster advertised today.
Price history
AskCar first saw this advert on 7 November 2026 at £66,000. 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 7 November 2026: valid until 23 January 2027.
It failed its MOT on 19 January 2026 (nearside rear tyre tread depth below requirements of 1.6mm) and passed 1 day later, on 20 January 2026.
There were no advisories at the latest test.
Mileage at that test: 20,285 miles, which matches the advertised 24,148 miles.
Advertised mileage is about 400 miles higher than the median mileage of a 2020 Porsche 718 Boxster on AskCar.
Similar cars
1 other 2020 Porsche 718 Boxster GTS 4.0 petrol manual convertible is for sale at UK dealers, as of 7 November 2026.
The closest to this car in mileage:
- 2020 Porsche 718 Boxster GTS, 4.0 petrol convertible. Mileage: 23,500 miles. Price: £69,950, £3,950 more than this car. Dealer: APS Specialist Vehicles in Brackley. AskCar page: https://askcar.co.uk/car/porsche-718-boxster-2020-e04a6783aa0d
Browse all Porsche 718 Boxster cars for sale · 2020 Porsche 718 Boxster price guide
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Photos
62 photos of this car are on its AskCar page.
As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.