2020 Audi A6 Avant 2.0 TDI Black Edition

Overview

• Make: Audi
• Model: A6 Avant
• Trim: Black Edition
• Version: 2.0 TDI Black Edition S tronic FWD Euro 6 5dr (201 bhp)
• Year: 2020
• Mileage: 47,000 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 154 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 47,000 miles on the clock, this 2020 Audi A6 Avant Black Edition has done roughly 26,500 fewer miles than a typical 2020 Audi A6 Avant. The AskCar estimate for this car is £24,049. It is priced at £22,950, which is £1,099 below that estimate. The AskCar estimate draws on 783 Audi A6 Avant adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 3 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Group 1 Automotive Tetbury Audi, based in Tetbury. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,099 (4%) under the AskCar estimate of £24,049.

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 783 priced Audi A6 Avant adverts across different ages and specifications, as of 6 November 2026.

A 2020 Audi A6 Avant with the 2.0 diesel engine is typically advertised at £18,500: the median of the 31 for sale on AskCar, as of 6 November 2026.

Time on sale

AskCar first saw this 2020 Audi A6 Avant advertised 3 days ago.

Price history

AskCar first saw this advert on 3 November 2026 at £22,950. 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 6 November 2026: valid until 28 January 2027.

It has had 4 MOTs. The latest, on 3 January 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 42,228 miles, which matches the advertised 47,000 miles.

Advertised mileage is about 26,500 miles lower than the median mileage of a 2020 Audi A6 Avant on AskCar.

Similar cars

5 other 2020 Audi A6 Avant Black Edition 2.0 diesel automatic estates are for sale at UK dealers, from £15,995 to £19,998, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2020 Audi A6 Avant Black Edition, 2.0 diesel estate, black. Mileage: 79,217 miles. Price: £18,463, £4,487 less than this car. Dealer: Vertu Jaecoo Burton in Burton upon Trent. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2020-d3280cca2eda
• 2020 Audi A6 Avant Black Edition, 2.0 diesel estate, grey. Mileage: 83,515 miles. Price: £17,995, £4,955 less than this car. Dealer: Clear Car Group in Manchester. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2020-671ccd6c775a
• 2020 Audi A6 Avant Black Edition, 2.0 diesel estate, grey. Mileage: 86,859 miles. Price: £19,998, £2,952 less than this car. Dealer: Arnold Clark Edinburgh Seafield Motorstore / Vanstore in Edinburgh. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2020-03cdb529b34e

• The nearest: 2020 Audi A6 Avant Black Edition, 2.0 diesel estate, grey, 79 miles from this car. Mileage: 124,000 miles. Price: £15,995, £6,955 less than this car. Dealer: Motorhouse (Beds) in Bedford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2020-93fcb344e98a