2011 Porsche Boxster 3.4 S Black Edition
Price: £19,990. Fair price: £143 (under 1%) under the AskCar estimate of £20,133, our expected asking price for this car from its model, age, mileage and specification, drawing on 245 priced Porsche Boxster adverts on AskCar as of 2 November 2026.
AskCar lists 292 used Porsche Boxster from 193 UK dealerships, as of 2 November 2026.
Overview
- Make: Porsche
- Model: Boxster
- Trim: S Black Edition
- Version: 3.4 S Black Edition Manual RWD Euro 5 2dr (315 bhp)
- Year: 2011
- Mileage: 73,000 miles
- Fuel: Petrol
- Body: Convertible, 2 doors, 2 seats
- Engine: 3.4 litres, 315 bhp
- Gearbox: Manual
- Drive: Rear-wheel drive
- Colour: Black
- CO2: 230 g/km
- Emissions standard: Euro 5, ULEZ compliant
About this car
This 2011 Porsche Boxster S Black Edition has covered 73,000 miles, around 15,300 more miles than is typical for its age. The dealer is asking £19,990, which is £143 below the AskCar estimate of £20,133. To work out the AskCar estimate, we analyse UK dealer adverts for 245 Porsche Boxster cars across different ages and specifications. It first appeared in our advert records 2 days ago. We checked its advertised mileage against the government's MOT record, and they match. You can find this car at DSI Performance Cars in Billingshurst. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Fair price: £143 (under 1%) under the AskCar estimate of £20,133.
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 245 priced Porsche Boxster adverts across different ages and specifications, as of 2 November 2026.
A 2011 Porsche Boxster with the 3.4 petrol engine is typically advertised at £29,500: the median of the 10 for sale on AskCar, as of 2 November 2026.
Time on sale
AskCar first saw this 2011 Porsche Boxster advertised 2 days ago.
Price history
AskCar first saw this advert on 31 October 2026 at £19,990. 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 2 November 2026: valid until 28 August 2027.
It has had 14 MOTs. The latest, on 29 August 2026, passed.
Advisories at the latest test: nearside rear brake pipe corroded, covered in grease or other material front to back; offside rear brake pipe corroded, covered in grease or other material front to back.
Mileage at that test: 72,967 miles, which matches the advertised 73,000 miles.
Advertised mileage is about 15,300 miles higher than the median mileage of a 2011 Porsche Boxster on AskCar.
Similar cars
2 other 2011 Porsche Boxster S Black Edition 3.4 petrol manual convertibles are for sale at UK dealers, from £23,995 to £26,940, as of 2 November 2026.
The 2 closest to this car in mileage:
- 2011 Porsche Boxster S Black Edition, 3.4 petrol convertible, black. Mileage: 56,925 miles. Price: £23,995, £4,005 more than this car. Dealer: Richtoy Subaru in Scunthorpe. AskCar page: https://askcar.co.uk/car/porsche-boxster-2011-ceece25e7b7f
- 2011 Porsche Boxster S Black Edition, 3.4 petrol convertible, grey. Mileage: 31,000 miles. Price: £26,940, £6,950 more than this car. Dealer: Seymour Pope in Hemel Hempstead. AskCar page: https://askcar.co.uk/car/porsche-boxster-2011-5a81548387d3
Browse all Porsche Boxster cars for sale · 2011 Porsche Boxster price guide
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Photos
50 photos of this car are on its AskCar page.
As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.