2021 Audi A3 2.0 TDI Sport

Overview

• Make: Audi
• Model: A3
• Trim: Sport
• Version: 2.0 TDI 35 Sport S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
• Year: 2021
• Mileage: 125,830 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 122 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Audi A3 Sport is advertised with 125,830 miles, approximately 82,200 above the typical mileage for its age. The AskCar estimate for this car is £10,490. It is priced at £11,195, which is £705 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. We first recorded this advert 8 days ago, and its asking price has since fallen by £330. Its advertised mileage matches the government's MOT record. It is advertised by DB90 in Doncaster. 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

Fair price: £705 (6%) over the AskCar estimate of £10,490.

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 6,542 priced Audi A3 adverts across different ages and specifications, as of 2 November 2026.

A 2021 Audi A3 with the 2.0 diesel engine is typically advertised at £17,400: the median of the 45 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2021 Audi A3 has been on sale for at least 8 days.

Price history

AskCar first saw this advert on 25 October 2026 at £11,525. Its asking price is now £11,195, £330 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

• 25 October 2026: £11,525
• 30 October 2026: £11,195

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 5 October 2027.

It failed its MOT on 6 October 2026 (windscreen wiper does not clear the windscreen effectively; nearside rear stop lamp(s) not working; offside front tyre tread depth below requirements of 1.6mm) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 125,489 miles, which matches the advertised 125,830 miles.

Advertised mileage is about 82,200 miles higher than the median mileage of a 2021 Audi A3 on AskCar.

Similar cars

1 other 2021 Audi A3 Sport 2.0 diesel automatic hatchback is for sale at UK dealers, as of 2 November 2026.

The closest to this car in mileage:

• 2021 Audi A3 Sport, 2.0 diesel hatchback, grey. Mileage: 52,000 miles. Price: £16,250, £5,055 more than this car. Dealer: CarTime in Bury. AskCar page: https://askcar.co.uk/car/audi-a3-2021-9f16f20ce2a5