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 (160 bhp)
• Year: 2021
• Mileage: 55,311 miles
• Fuel: Diesel, mild hybrid
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 160 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: White
• CO2: 142 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 55,311 miles on the clock, this 2021 Audi A4 Avant Black Edition has done roughly 4,400 fewer miles than a typical 2021 Audi A4 Avant. Its asking price of £18,985 is £1,617 below the AskCar estimate of £20,602. To work out the AskCar estimate, we analyse UK dealer adverts for 1,232 Audi A4 Avant cars across different ages and specifications. We first saw this car advertised 92 days ago. Its asking price has since fallen by £2,000. Our records show an MOT expiry date of 1 September 2026, which has passed. Ask the dealer for an update. Its advertised mileage matches the government's MOT record. The seller is SG Motorhouse, based in Hoddesdon. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,617 (7%) under the AskCar estimate of £20,602.

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 1,232 priced Audi A4 Avant adverts across different ages and specifications, as of 4 November 2026.

A 2021 Audi A4 Avant with the 2.0 diesel engine is typically advertised at £18,500: the median of the 95 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2021 Audi A4 Avant has been on sale for at least 92 days.

Price history

AskCar first saw this advert on 4 August 2026 at £20,985. Its asking price is now £18,985, £2,000 less. The latest price cut was seen on 2 November 2026.

Price changes recorded:

• 4 August 2026: £20,985
• 13 August 2026: £20,495
• 12 September 2026: £19,895
• 29 September 2026: £19,395
• 2 November 2026: £18,985

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: the latest record we hold ran out on 1 September 2026; ask the dealer for the current MOT.

It has had 2 MOTs. The latest, on 2 September 2025, passed.

Advisories at the latest test: brake pad(s) wearing thin both fronts.

Mileage at that test: 44,883 miles, which matches the advertised 55,311 miles.

Advertised mileage is about 4,400 miles lower than the median mileage of a 2021 Audi A4 Avant on AskCar.

Similar cars

11 other 2021 Audi A4 Avant Black Edition 2.0 diesel automatic estates are for sale at UK dealers, from £15,110 to £23,999, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2021 Audi A4 Avant Black Edition, 2.0 diesel estate, grey. Mileage: 55,796 miles. Price: £21,000, £2,015 more than this car. Dealer: Sytner Group Audi Reading in Reading. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2021-2b0bacf7a7aa
• 2021 Audi A4 Avant Black Edition, 2.0 diesel estate, black. Mileage: 62,000 miles. Price: £18,950, the same price as this car. Dealer: Carsource360 in Derby. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2021-37b4c8da4f87
• 2021 Audi A4 Avant Black Edition, 2.0 diesel estate, blue. Mileage: 46,000 miles. Price: £23,999, £5,014 more than this car. Dealer: Heston Automotive in Hayes. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2021-53abe1342407

• The nearest: 2021 Audi A4 Avant Black Edition, 2.0 diesel estate, blue, 14 miles from this car. Mileage: 79,000 miles. Price: £19,895, £910 more than this car. Dealer: Harentor Cars in St Albans. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2021-1a73eae4afde