2015 Audi A6 Saloon 2.0 TDI ultra S Line

Overview

• Make: Audi
• Model: A6 Saloon
• Trim: S Line
• Version: 2.0 TDI ultra S Line S tronic FWD Euro 6 (s/s) 4dr (187 bhp)
• Year: 2015
• Mileage: 89,419 miles
• Fuel: Diesel
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 110 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2015 Audi A6 Saloon S Line is advertised with 89,419 miles on the clock. The dealer is asking £8,980, which is £8 above the AskCar estimate of £8,972. To work out the AskCar estimate, we analyse UK dealer adverts for 874 Audi A6 Saloon cars across different ages and specifications. Since we first spotted the advert 111 days ago, the asking price has dropped by £1,000. The recorded MOT expired on 23 October 2026, so ask the dealer whether it has been renewed. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by TU Motors in Luton. 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: £8 (under 1%) over the AskCar estimate of £8,972.

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

A 2015 Audi A6 Saloon with the 2.0 diesel engine is typically advertised at £9,000: the median of the 46 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2015 Audi A6 Saloon has been on sale for at least 111 days.

Price history

AskCar first saw this advert on 16 July 2026 at £9,980. Its asking price is now £8,980, £1,000 less. The latest price cut was seen on 10 September 2026.

Price changes recorded:

• 17 July 2026: £9,980
• 1 August 2026: £9,890
• 20 August 2026: £9,490
• 27 August 2026: £8,990
• 10 September 2026: £8,980

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: the latest record we hold ran out on 23 October 2026; ask the dealer for the current MOT.

It has had 9 MOTs. The latest, on 24 October 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 89,421 miles, which matches the advertised 89,419 miles.

Advertised mileage is about 1,200 miles higher than the median mileage of a 2015 Audi A6 Saloon on AskCar.

Similar cars

10 other 2015 Audi A6 Saloon S Line 2.0 diesel automatic saloons are for sale at UK dealers, from £5,999 to £11,490, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2015 Audi A6 Saloon S Line, 2.0 diesel saloon, grey. Mileage: 89,958 miles. Price: £8,999, the same price as this car. Dealer: Kennington Car Sales in Bletchley. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2015-8f9ddea84a2b
• 2015 Audi A6 Saloon S Line, 2.0 diesel saloon, grey. Mileage: 79,652 miles. Price: £9,995, £1,015 more than this car. Dealer: SF Cars & Commercials in St Ives. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2015-4fb6f8f2a711
• 2015 Audi A6 Saloon S Line, 2.0 diesel saloon, grey. Mileage: 100,842 miles. Price: £9,495, £515 more than this car. Dealer: Cars4You - Edinburgh West in Edinburgh. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2015-0a5e10f8a583