2015 Audi A6 Avant 2.0 TDI ultra S Line

Overview

• Make: Audi
• Model: A6 Avant
• Trim: S Line
• Version: 2.0 TDI ultra S Line S tronic FWD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2015
• Mileage: 115,649 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Silver
• CO2: 115 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2015 Audi A6 Avant S Line has covered 115,649 miles. The dealer is asking £7,995, which is £951 below the AskCar estimate of £8,946. To work out the AskCar estimate, we analyse UK dealer adverts for 785 Audi A6 Avant cars across different ages and specifications. We first recorded this car for sale 41 days ago. Ask the dealer why the advert shows fewer miles than the 116,651 recorded at the latest MOT. Its recorded MOT is valid until 18 June 2027. It is advertised by Motor Express in Nelson. 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

Good value: £951 (10%) under the AskCar estimate of £8,946.

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

A 2015 Audi A6 Avant with the 2.0 diesel engine is typically advertised at £10,500: the median of the 35 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2015 Audi A6 Avant has been on sale for at least 41 days.

Price history

AskCar first saw this advert on 25 September 2026 at £7,995. Its asking price has not changed.

Price changes recorded:

• 25 September 2026: £7,995
• 1 October 2026: £7,595
• 8 October 2026: £8,595
• 18 October 2026: £8,195
• 3 November 2026: £7,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 18 June 2027.

It has had 10 MOTs. The latest, on 21 May 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 116,651 miles. The advert says 115,649 miles, fewer than the MOT record, so ask the dealer which is right.

Advertised mileage is about 24,500 miles higher than the median mileage of a 2015 Audi A6 Avant on AskCar.

Similar cars

12 other 2015 Audi A6 Avant S Line 2.0 diesel automatic estates are for sale at UK dealers, from £7,590 to £14,990, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2015 Audi A6 Avant S Line, 2.0 diesel estate, blue. Mileage: 116,767 miles. Price: £8,995, £1,000 more than this car. Dealer: Sunderland Van Sales in Sunderland. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2015-293ea69b3cb2
• 2015 Audi A6 Avant S Line, 2.0 diesel estate, blue. Mileage: 109,000 miles. Price: £9,000, £1,005 more than this car. Dealer: Colchester Cars For less in Colchester. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2015-07bcbbb9bb36
• 2015 Audi A6 Avant S Line, 2.0 diesel estate, blue. Mileage: 108,000 miles. Price: £9,090, £1,095 more than this car. Dealer: German Motors in Leeds. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2015-dd26ca2c515c

• The nearest: 2015 Audi A6 Avant S Line, 2.0 diesel estate, black, 9 miles from this car. Mileage: 101,000 miles. Price: £9,295, £1,300 more than this car. Dealer: NWTC Haslingden in Haslingden. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2015-9087c69c712f