2021 Porsche 911 4.0 992 GT3

Overview

• Make: Porsche
• Model: 911
• Trim: 992 GT3
• Version: 4.0 992 GT3 Manual RWD Euro 6 2dr (503 bhp)
• Year: 2021
• Mileage: 19,250 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 2 seats
• Engine: 4.0 litres, 503 bhp
• Gearbox: Manual
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 294 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Porsche 911 992 Gt3 is advertised with 19,250 miles, approximately 4,200 above the typical mileage for its age. The AskCar estimate for this car is £143,400. It is priced at £154,900, which is £11,500 above that estimate. The AskCar estimate draws on 1,962 Porsche 911 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 13 days. Our records show an MOT expiry date of 30 July 2026, which has passed. Ask the dealer for an update. We checked its advertised mileage against the government's MOT record, and they match. You can find this car at Baytree Cars in Derby. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £11,500 (8%) over the AskCar estimate of £143,400.

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 1,962 priced Porsche 911 adverts across different ages and specifications, as of 5 November 2026.

A 2021 Porsche 911 with the 4.0 petrol engine is typically advertised at £155,000: the median of the 11 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2021 Porsche 911 has been on sale for at least 13 days.

Price history

AskCar first saw this advert on 23 October 2026 at £154,900. 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 5 November 2026: the latest record we hold ran out on 30 July 2026; ask the dealer for the current MOT.

It failed its MOT on 13 June 2025 (offside front shock absorbers has a serious fluid leak) and passed 48 days later, on 31 July 2025.

There were no advisories at the latest test.

Mileage at that test: 15,622 miles, which matches the advertised 19,250 miles.

Advertised mileage is about 4,200 miles higher than the median mileage of a 2021 Porsche 911 on AskCar.

Similar cars

3 other 2021 Porsche 911 992 GT3 4.0 petrol manual coupes are for sale at UK dealers, from £149,950 to £154,950, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2021 Porsche 911 992 GT3, 4.0 petrol coupe, blue. Mileage: 14,000 miles. Price: £149,950, £4,950 less than this car. Dealer: Digbeth Motor Sales in Birmingham. AskCar page: https://askcar.co.uk/car/porsche-911-2021-74c696e84a26
• 2021 Porsche 911 992 GT3, 4.0 petrol coupe, silver. Mileage: 9,167 miles. Price: £149,975, £4,925 less than this car. Dealer: Portland Of Bawtry in Doncaster. AskCar page: https://askcar.co.uk/car/porsche-911-2021-e13f9bbf90b7
• 2021 Porsche 911 992 GT3, 4.0 petrol coupe, green. Mileage: 7,297 miles. Price: £154,950, £50 more than this car. Dealer: Romans International in Banstead. AskCar page: https://askcar.co.uk/car/porsche-911-2021-eb6c908b43c0