2017 Porsche 911 3.0 991 Carrera S

Overview

• Make: Porsche
• Model: 911
• Trim: 991 Carrera S
• Version: 3.0 T 991 Carrera S PDK RWD Euro 6 (s/s) 2dr (414 bhp)
• Year: 2017
• Mileage: 60,070 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 3.0 litres, 414 bhp
• Gearbox: Automatic (PDK)
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 178 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 60,070 miles, this 2017 Porsche 911 991 Carrera S has covered about 25,600 more miles than other 2017 Porsche 911 cars. The dealer is asking £54,990, which is £4,912 below the AskCar estimate of £59,902. To work out the AskCar estimate, we analyse UK dealer adverts for 1,926 Porsche 911 cars across different ages and specifications. The asking price is now £5,000 lower than when we first recorded the advert 38 days ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is Group 1 Assured Peterborough, based in Peterborough. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Good value: £4,912 (8%) under the AskCar estimate of £59,902.

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 1,926 priced Porsche 911 adverts across different ages and specifications, as of 2 November 2026.

A 2017 Porsche 911 with the 3.0 petrol engine is typically advertised at £70,000: the median of the 48 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2017 Porsche 911 has been on sale for at least 38 days.

Price history

AskCar first saw this advert on 25 September 2026 at £59,990. Its asking price is now £54,990, £5,000 less. The latest price cut was seen on 29 October 2026.

Price changes recorded:

• 25 September 2026: £59,990
• 10 October 2026: £58,990
• 20 October 2026: £57,990
• 24 October 2026: £56,990
• 29 October 2026: £54,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 3 October 2027.

It has had 8 MOTs. The latest, on 10 September 2026, passed.

Advisories at the latest test: windscreen damaged but not adversely affecting driver's view; nearside rear tyre worn close to legal limit/worn on edge; offside front inner tyre worn close to legal limit/worn on edge.

Mileage at that test: 59,856 miles, which matches the advertised 60,070 miles.

Advertised mileage is about 25,600 miles higher than the median mileage of a 2017 Porsche 911 on AskCar.

Similar cars

3 other 2017 Porsche 911 991 Carrera S 3.0 petrol automatic convertibles are for sale at UK dealers, from £57,990 to £69,980, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2017 Porsche 911 991 Carrera S, 3.0 petrol convertible, white. Mileage: 55,632 miles. Price: £57,990, £3,000 more than this car. Dealer: Invictus Porsche in Bishop's Stortford. AskCar page: https://askcar.co.uk/car/porsche-911-2017-4fb394ce3550
• 2017 Porsche 911 991 Carrera S, 3.0 petrol convertible, black. Mileage: 41,926 miles. Price: £66,995, £12,005 more than this car. Dealer: Hamptons of Surrey in Farnham. AskCar page: https://askcar.co.uk/car/porsche-911-2017-fa10c51af54c
• 2017 Porsche 911 991 Carrera S, 3.0 petrol convertible, grey. Mileage: 11,000 miles. Price: £69,980, £14,990 more than this car. Dealer: Auto100.Co.Uk in Sutton in Ashfield. AskCar page: https://askcar.co.uk/car/porsche-911-2017-4b05eec0cc40