2018 Audi A6 Saloon 2.0 TDI ultra SE Executive

Price: £10,200. Fair price: £487 (4%) under the AskCar estimate of £10,687, our expected asking price for this car from its model, age, mileage and specification, drawing on 871 priced Audi A6 Saloon adverts on AskCar as of 5 November 2026.

AskCar lists 902 used Audi A6 Saloon from 660 UK dealerships, as of 5 November 2026.

Overview

  • Make: Audi
  • Model: A6 Saloon
  • Trim: SE Executive
  • Version: 2.0 TDI ultra SE Executive S tronic FWD Euro 6 (s/s) 4dr (187 bhp)
  • Year: 2018
  • Mileage: 84,506 miles
  • Fuel: Diesel
  • Body: Saloon, 4 doors, 5 seats
  • Engine: 2.0 litres, 187 bhp
  • Gearbox: Automatic (S tronic)
  • Drive: Front-wheel drive
  • Colour: White
  • CO2: 109 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

At 84,506 miles, this 2018 Audi A6 Saloon SE Executive has covered about 16,800 more miles than other 2018 Audi A6 Saloon cars. The AskCar estimate for this car is £10,687. It is priced at £10,200, which is £487 below that estimate. The AskCar estimate uses 871 UK dealer adverts for the Audi A6 Saloon, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this car for sale 7 days ago. Its advertised mileage matches the government's MOT record. You can find this car at Traxler's Auto in Swanley. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £487 (4%) under the AskCar estimate of £10,687.

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 871 priced Audi A6 Saloon adverts across different ages and specifications, as of 5 November 2026.

A 2018 Audi A6 Saloon with the 2.0 diesel engine is typically advertised at £14,800: the median of the 54 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2018 Audi A6 Saloon has been on sale for at least 7 days.

Price history

AskCar first saw this advert on 29 October 2026 at £10,200. 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 5 November 2026: valid until 1 April 2027.

It has had 8 MOTs. The latest, on 13 March 2026, passed.

Advisories at the latest test: items removed from driver's view prior to test.

Mileage at that test: 81,346 miles, which matches the advertised 84,506 miles.

Advertised mileage is about 16,800 miles higher than the median mileage of a 2018 Audi A6 Saloon on AskCar.

Similar cars

2 other 2018 Audi A6 Saloon SE Executive 2.0 diesel automatic saloons are for sale at UK dealers, from £7,775 to £8,495, as of 5 November 2026.

The 2 closest to this car in mileage:

  • 2018 Audi A6 Saloon SE Executive, 2.0 diesel saloon, black. Mileage: 119,545 miles. Price: £7,775, £2,425 less than this car. Dealer: Trade Car Sales in Bury. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2018-f37a211c86f6
  • 2018 Audi A6 Saloon SE Executive, 2.0 diesel saloon, white. Mileage: 126,000 miles. Price: £8,495, £1,705 less than this car. Dealer: AutoMart Car Sales in Sunbury-on-Thames. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2018-ca121ed0c2c7

Browse all Audi A6 Saloon cars for sale · 2018 Audi A6 Saloon price guide

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Photos

22 photos of this car are on its AskCar page.

As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.