2018 Audi A6 Saloon 2.0 TDI S Line

Overview

• Make: Audi
• Model: A6 Saloon
• Trim: S Line
• Version: 2.0 TDI 40 S Line S tronic FWD Euro 6 (s/s) 4dr (201 bhp)
• Year: 2018
• Mileage: 73,275 miles
• Fuel: Diesel
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: White
• CO2: 118 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 73,275 miles, this 2018 Audi A6 Saloon S Line has covered about 10,300 more miles than other 2018 Audi A6 Saloon cars. The dealer is asking £15,000, which is £115 below the AskCar estimate of £15,115. To work out the AskCar estimate, we analyse UK dealer adverts for 877 Audi A6 Saloon cars across different ages and specifications. We have tracked this advert today. Our records show an MOT expiry date of 25 October 2026, which has passed. Ask the dealer for an update. We checked its advertised mileage against the government's MOT record, and they match. You can find this car at Riverside Autos in Stowmarket. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 12 November 2026.

How we estimate prices and check cars

Price

Fair price: £115 (under 1%) under the AskCar estimate of £15,115.

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 877 priced Audi A6 Saloon adverts across different ages and specifications, as of 12 November 2026.

A 2018 Audi A6 Saloon with the 2.0 diesel engine is typically advertised at £15,300: the median of the 53 for sale on AskCar, as of 12 November 2026.

Time on sale

AskCar first saw this 2018 Audi A6 Saloon advertised today. About 4 in 10 of 2018 Audi A6 Saloon cars are gone from sale within a month of being advertised: 36 of the 88 first advertised between 12 July 2026 and 9 October 2026.

Price history

AskCar first saw this advert on 12 November 2026 at £15,000. 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 12 November 2026: the latest record we hold ran out on 25 October 2026; ask the dealer for the current MOT.

It has had 7 MOTs. The latest, on 21 October 2025, passed.

Advisories at the latest test: offside front tyre has a cut but not deep enough to reach the ply or cords in tread.

Mileage at that test: 63,780 miles, which matches the advertised 73,275 miles.

Advertised mileage is about 10,300 miles higher than the median mileage of a 2018 Audi A6 Saloon on AskCar.

Similar cars

28 other 2018 Audi A6 Saloon S Line 2.0 diesel automatic saloons are for sale at UK dealers, from £7,995 to £20,395, as of 12 November 2026.

The 3 closest to this car in mileage:

• 2018 Audi A6 Saloon S Line, 2.0 diesel saloon, silver. Mileage: 77,129 miles. Price: £14,500, £500 less than this car. Dealer: Riverside Autos in Stowmarket. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2018-2f147e70b5c5
• 2018 Audi A6 Saloon S Line, 2.0 diesel saloon, grey. Mileage: 67,704 miles. Price: £13,000, £2,000 less than this car. Dealer: Sytner Group Audi Reading in Reading. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2018-b8d54c808cfb
• 2018 Audi A6 Saloon S Line, 2.0 diesel saloon, black. Mileage: 67,000 miles. Price: £15,990, £990 more than this car. Dealer: EMC in Epping. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2018-58f01d55d3d3