2018 Audi A6 Avant 2.0 TDI ultra Black Edition

Overview

• Make: Audi
• Model: A6 Avant
• Trim: Black Edition
• Version: 2.0 TDI ultra Black Edition S tronic FWD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2018
• Mileage: 114,000 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 121 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Audi A6 Avant Black Edition has covered 114,000 miles, around 31,100 more miles than is typical for its age. The dealer is asking £11,995, which is £154 below the AskCar estimate of £12,149. To work out the AskCar estimate, we analyse UK dealer adverts for 778 Audi A6 Avant cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 129 days, and its asking price is down £995. Its advertised mileage matches the government's MOT record. You can find this car at Glendale Motor Co in Ashington. 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: £154 (1%) under the AskCar estimate of £12,149.

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 778 priced Audi A6 Avant adverts across different ages and specifications, as of 2 November 2026.

A 2018 Audi A6 Avant with the 2.0 diesel engine is typically advertised at £14,700: the median of the 50 for sale on AskCar, as of 2 November 2026.

Time on sale

The dealer may accept less. This 2018 Audi A6 Avant has been on sale for at least 129 days, and its asking price has been cut by £995. About half of 2018 Audi A6 Avant cars are gone from sale within a month of being advertised: 29 of the 58 first advertised between 13 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 26 June 2026 at £12,990. Its asking price is now £11,995, £995 less. The latest price cut was seen on 22 September 2026.

Price changes recorded:

• 26 June 2026: £12,990
• 3 August 2026: £12,790
• 6 August 2026: £12,595
• 21 August 2026: £12,499
• 15 September 2026: £12,299
• 22 September 2026: £11,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 24 April 2027.

It has had 7 MOTs. The latest, on 23 April 2026, passed.

Advisories at the latest test: nearside rear brake pipe corroded, covered in grease or other material; offside rear brake pipe corroded, covered in grease or other material; nearside rear tyre slightly damaged/cracking or perishing; and 2 more.

Mileage at that test: 113,013 miles, which matches the advertised 114,000 miles.

Advertised mileage is about 31,100 miles higher than the median mileage of a 2018 Audi A6 Avant on AskCar.

Similar cars

15 other 2018 Audi A6 Avant Black Edition 2.0 diesel automatic estates are for sale at UK dealers, from £12,990 to £21,495, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 Audi A6 Avant Black Edition, 2.0 diesel estate, blue. Mileage: 102,026 miles. Price: £12,995, £1,000 more than this car. Dealer: Moss Prestige in Huddersfield. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2018-3e9c31374e22
• 2018 Audi A6 Avant Black Edition, 2.0 diesel estate, black. Mileage: 101,601 miles. Price: £12,990, £995 more than this car. Dealer: West Brook Car Sales in Peterborough. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2018-4680c52b8100
• 2018 Audi A6 Avant Black Edition, 2.0 diesel estate, white. Mileage: 99,000 miles. Price: £13,495, £1,500 more than this car. Dealer: Lodge Car Sales in Wednesbury. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2018-f42b4eecb4c9

• The nearest: 2018 Audi A6 Avant Black Edition, 2.0 diesel estate, grey, 45 miles from this car. Mileage: 94,000 miles. Price: £14,495, £2,500 more than this car. Dealer: Arrow Motor Company in Darlington. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2018-5e8bfcea5a50