2021 Porsche 911 3.0 4S
Price: £104,990. Fair price: £2,087 (1%) under the AskCar estimate of £107,077, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,947 priced Porsche 911 adverts on AskCar as of 4 November 2026.
AskCar lists 2,434 used Porsche 911 from 619 UK dealerships, as of 4 November 2026.
Overview
- Make: Porsche
- Model: 911
- Trim: 4S
- Version: 3.0 S 4S Manual Euro 6 2dr (443 bhp)
- Year: 2021
- Mileage: 19,475 miles
- Fuel: Petrol
- Body: Convertible, 2 doors, 4 seats
- Engine: 3.0 litres, 443 bhp
- Gearbox: Manual
- Colour: Silver
- CO2: 247 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2021 Porsche 911 4S is advertised with 19,475 miles, approximately 4,500 above the typical mileage for its age. The dealer is asking £104,990, which is £2,087 below the AskCar estimate of £107,077. To work out the AskCar estimate, we analyse UK dealer adverts for 1,947 Porsche 911 cars across different ages and specifications. This car was first seen in our listings data 125 days ago. The government's MOT record matches its advertised mileage. It is for sale at Bowker Motor Group in Preston. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 4 November 2026.
Price
Fair price: £2,087 (1%) under the AskCar estimate of £107,077.
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 1,947 priced Porsche 911 adverts across different ages and specifications, as of 4 November 2026.
A 2021 Porsche 911 with the 3.0 petrol engine is typically advertised at £100,000: the median of the 42 for sale on AskCar, as of 4 November 2026.
Time on sale
This 2021 Porsche 911 has been on sale for at least 125 days.
Price history
AskCar first saw this advert on 2 July 2026 at £97,990. Its asking price is now £104,990, £7,000 more.
Price changes recorded:
- 2 July 2026: £97,990
- 16 September 2026: £105,990
- 10 October 2026: £104,990
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 23 November 2026.
It has had 2 MOTs. The latest, on 21 November 2025, passed.
There were no advisories at the latest test.
Mileage at that test: 16,259 miles, which matches the advertised 19,475 miles.
Advertised mileage is about 4,500 miles higher than the median mileage of a 2021 Porsche 911 on AskCar.
Similar cars
2 other 2021 Porsche 911 4S 3.0 petrol manual convertibles are for sale at UK dealers, from £104,950 to £138,990, as of 4 November 2026.
The 2 closest to this car in mileage:
- 2021 Porsche 911 4S, 3.0 petrol convertible, blue. Mileage: 16,295 miles. Price: £104,950, the same price as this car. Dealer: Romans International in Banstead. AskCar page: https://askcar.co.uk/car/porsche-911-2021-fe305fb9b5d7
- 2021 Porsche 911 4S, 3.0 petrol convertible, black. Mileage: 5,231 miles. Price: £138,990, £34,000 more than this car. Dealer: K C Car Sales in Dartford. AskCar page: https://askcar.co.uk/car/porsche-911-2021-60550a8e7200
Browse all Porsche 911 cars for sale · 2021 Porsche 911 price guide
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- Used Porsche 911 for sale near Preston
Photos
38 photos of this car are on its AskCar page.
As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.