2021 Audi A4 Avant 2.0 TDI Black Edition

Overview

• Make: Audi
• Model: A4 Avant
• Trim: Black Edition
• Version: 2.0 TDI Black Edition S tronic FWD Euro 6 5dr
• Year: 2021
• Mileage: 44,536 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: White
• CO2: 142 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 44,536 miles, this 2021 Audi A4 Avant Black Edition has covered about 14,400 fewer miles than other 2021 Audi A4 Avant cars. The dealer is asking £21,750, which is £854 above the AskCar estimate of £20,896. To work out the AskCar estimate, we analyse UK dealer adverts for 1,244 Audi A4 Avant cars across different ages and specifications. We have tracked this advert today. Its advertised mileage matches the government's MOT record. The seller is MB Motors Ballymena, based in Ballymena. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £854 (4%) over the AskCar estimate of £20,896.

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 1,244 priced Audi A4 Avant adverts across different ages and specifications, as of 7 November 2026.

A 2021 Audi A4 Avant with the 2.0 diesel engine is typically advertised at £18,400: the median of the 94 for sale on AskCar, as of 7 November 2026.

Time on sale

AskCar first saw this 2021 Audi A4 Avant advertised today. About half of 2021 Audi A4 Avant cars are gone from sale within a month of being advertised: 50 of the 111 first advertised between 11 July 2026 and 4 October 2026.

Price history

AskCar first saw this advert on 7 November 2026 at £21,750. 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 18 February 2027.

It has had 3 MOTs. The latest, on 19 February 2026, passed.

Advisories at the latest test: nearside rear tyre worn close to legal limit/worn on edge; offside rear tyre worn close to legal limit/worn on edge.

Mileage at that test: 39,619 miles, which matches the advertised 44,536 miles.

Advertised mileage is about 14,400 miles lower than the median mileage of a 2021 Audi A4 Avant on AskCar.

Similar cars

12 other 2021 Audi A4 Avant Black Edition 2.0 diesel automatic estates are for sale at UK dealers, from £14,960 to £23,999, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2021 Audi A4 Avant Black Edition, 2.0 diesel estate, blue. Mileage: 46,000 miles. Price: £23,999, £2,249 more than this car. Dealer: Heston Automotive in Hayes. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2021-53abe1342407
• 2021 Audi A4 Avant Black Edition, 2.0 diesel estate, white. Mileage: 55,311 miles. Price: £18,985, £2,765 less than this car. Dealer: SG Motorhouse in Hoddesdon. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2021-23d03c2f2c67
• 2021 Audi A4 Avant Black Edition, 2.0 diesel estate, grey. Mileage: 55,796 miles. Price: £21,000, £750 less than this car. Dealer: Sytner Group Audi Reading in Reading. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2021-2b0bacf7a7aa

• The nearest: 2021 Audi A4 Avant Black Edition, 2.0 diesel estate, white, 39 miles from this car. Mileage: 67,000 miles. Price: £19,950, £1,800 less than this car. Dealer: Prestige Marques in Ballynahinch. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2021-6440c947b2d1