2018 Audi A6 Avant 2.0 TDI ultra SE Executive

Overview

• Make: Audi
• Model: A6 Avant
• Trim: SE Executive
• Version: 2.0 TDI ultra SE Executive S tronic FWD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2018
• Mileage: 97,118 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: 114 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Audi A6 Avant SE Executive is advertised with 97,118 miles, approximately 13,500 above the typical mileage for its age. Its asking price of £10,699 is £103 above the AskCar estimate of £10,596. To work out the AskCar estimate, we analyse UK dealer adverts for 774 Audi A6 Avant cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 67 days, and its asking price is down £101. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at North West Car Group in Preston. 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: £103 (under 1%) over the AskCar estimate of £10,596.

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 774 priced Audi A6 Avant adverts across different ages and specifications, as of 4 November 2026.

A 2018 Audi A6 Avant with the 2.0 diesel engine is typically advertised at £14,700: the median of the 48 for sale on AskCar, as of 4 November 2026.

Time on sale

The dealer may accept less. This 2018 Audi A6 Avant has been on sale for at least 67 days, and its asking price has been cut by £101. About half of 2018 Audi A6 Avant cars are gone from sale within a month of being advertised: 33 of the 64 first advertised between 13 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 29 August 2026 at £10,800. Its asking price is now £10,699, £101 less. The latest price cut was seen on 1 November 2026.

Price changes recorded:

• 29 August 2026: £10,800
• 2 October 2026: £10,000
• 10 October 2026: £10,400
• 18 October 2026: £10,000
• 28 October 2026: £10,800
• 30 October 2026: £10,750
• 1 November 2026: £10,699

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 26 March 2027.

It has had 6 MOTs. The latest, on 17 March 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 93,492 miles, which matches the advertised 97,118 miles.

Advertised mileage is about 13,500 miles higher than the median mileage of a 2018 Audi A6 Avant on AskCar.

Similar cars

7 other 2018 Audi A6 Avant SE Executive 2.0 diesel automatic estates are for sale at UK dealers, from £8,850 to £15,995, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2018 Audi A6 Avant SE Executive, 2.0 diesel estate, blue. Mileage: 83,800 miles. Price: £10,994, £295 more than this car. Dealer: BVG Automotive in Oldham. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2018-d442f36039b5
• 2018 Audi A6 Avant SE Executive, 2.0 diesel estate, black. Mileage: 83,090 miles. Price: £9,490, £1,209 less than this car. Dealer: Zeus Cars in Huntingdon. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2018-468bf3f0850a
• 2018 Audi A6 Avant SE Executive, 2.0 diesel estate, black. Mileage: 111,175 miles. Price: £9,999, £700 less than this car. Dealer: AL Prestige Cars in Southampton. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2018-27654d78f1f4