2021 Porsche 911 3.0 992 4S
Price: £109,999. Fair price: £5,782 (5%) over the AskCar estimate of £104,217, 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 4S
- Version: 3.0 992 4S Manual 4WD Euro 6 2dr (443 bhp)
- Year: 2021
- Mileage: 8,304 miles
- Fuel: Petrol
- Body: Convertible, 2 doors, 4 seats
- Engine: 3.0 litres, 443 bhp
- Gearbox: Manual
- Drive: Four-wheel drive
- Colour: Green
- CO2: 246 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2021 Porsche 911 992 4S has covered 8,304 miles, around 6,600 fewer miles than is typical for its age. The dealer is asking £109,999, which is £5,782 above the AskCar estimate of £104,217. To work out the AskCar estimate, we analyse UK dealer adverts for 1,972 Porsche 911 cars across different ages and specifications. It first appeared in our advert records 51 days ago. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at Castle Motors in Fleet. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 7 November 2026.
Price
Fair price: £5,782 (5%) over the AskCar estimate of £104,217.
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 3.0 petrol engine is typically advertised at £100,000: the median of the 43 for sale on AskCar, as of 7 November 2026.
Time on sale
This 2021 Porsche 911 has been on sale for at least 51 days.
Price history
AskCar first saw this advert on 17 September 2026 at £109,999. 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 26 November 2026.
It has had 2 MOTs. The latest, on 4 November 2025, passed.
Advisories at the latest test: undertrays, engine and component covers fitted.
Mileage at that test: 8,014 miles, which matches the advertised 8,304 miles.
Advertised mileage is about 6,600 miles lower than the median mileage of a 2021 Porsche 911 on AskCar.
Similar cars
1 other 2021 Porsche 911 992 4S 3.0 petrol manual convertible is for sale at UK dealers, as of 7 November 2026.
The closest to this car in mileage:
- 2021 Porsche 911 992 4S, 3.0 petrol convertible, blue. Mileage: 6,200 miles. Price: £99,995, £10,004 less than this car. Dealer: ASM (uk) in Redditch. AskCar page: https://askcar.co.uk/car/porsche-911-2021-f6939e72e46e
Browse all Porsche 911 cars for sale · 2021 Porsche 911 price guide
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Photos
113 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.