2021 Porsche 911 3.7 992 Turbo S
Price: £149,991. Fair price: £1,909 (1%) over the AskCar estimate of £148,082, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,972 priced Porsche 911 adverts on AskCar as of 7 November 2026.
AskCar lists 2,462 used Porsche 911 from 621 UK dealerships, as of 7 November 2026.
Overview
- Make: Porsche
- Model: 911
- Trim: 992 Turbo S
- Version: 3.7 T 992 Turbo S PDK 4WD Euro 6 (s/s) 2dr (641 bhp)
- Year: 2021
- Mileage: 18,916 miles
- Fuel: Petrol
- Body: Coupe, 2 doors, 4 seats
- Engine: 3.7 litres, 641 bhp
- Gearbox: Automatic (PDK)
- Drive: Four-wheel drive
- Colour: Grey
- CO2: 272 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2021 Porsche 911 992 Turbo S is advertised with 18,916 miles, approximately 4,000 above the typical mileage for its age. Priced at £149,991, it is advertised £1,909 above the AskCar estimate of £148,082. To work out the AskCar estimate, we analyse UK dealer adverts for 1,972 Porsche 911 cars across different ages and specifications. We have tracked this advert for 88 days. The seller is Better Performance, based in Cardiff. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 7 November 2026.
Price
Fair price: £1,909 (1%) over the AskCar estimate of £148,082.
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 1,972 priced Porsche 911 adverts across different ages and specifications, as of 7 November 2026.
A 2021 Porsche 911 with the 3.7 petrol engine is typically advertised at £149,500: the median of the 26 for sale on AskCar, as of 7 November 2026.
Time on sale
This 2021 Porsche 911 has been on sale for at least 88 days.
Price history
AskCar first saw this advert on 11 August 2026 at £149,991. Its asking price has not changed.
Mileage and MOT
Advertised mileage is about 4,000 miles higher than the median mileage of a 2021 Porsche 911 on AskCar.
Similar cars
5 other 2021 Porsche 911 992 Turbo S 3.7 petrol automatic coupes are for sale at UK dealers, from £139,995 to £159,995, as of 7 November 2026.
The 3 closest to this car in mileage:
- 2021 Porsche 911 992 Turbo S, 3.7 petrol coupe, black. Mileage: 23,000 miles. Price: £159,995, £10,004 more than this car. Dealer: AH Specialist Cars in Watford. AskCar page: https://askcar.co.uk/car/porsche-911-2021-2d1b2aa09064
- 2021 Porsche 911 992 Turbo S, 3.7 petrol coupe, green. Mileage: 13,406 miles. Price: £147,750, £2,241 less than this car. Dealer: Dick Lovett Porsche Centre Swindon in Swindon. AskCar page: https://askcar.co.uk/car/porsche-911-2021-7e999359ba75
- 2021 Porsche 911 992 Turbo S, 3.7 petrol coupe, black. Mileage: 10,195 miles. Price: £139,995, £9,996 less than this car. Dealer: RPM Motors (N.I.) in Belfast. AskCar page: https://askcar.co.uk/car/porsche-911-2021-8cb3e8e4724c
Browse all Porsche 911 cars for sale · 2021 Porsche 911 price guide
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Photos
31 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.