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: 85,000 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 115 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2015 Audi A6 Avant S Line is 85,000 miles. Priced at £13,495, it is advertised £2,380 above the AskCar estimate of £11,115. To work out the AskCar estimate, we analyse UK dealer adverts for 785 Audi A6 Avant cars across different ages and specifications. This car was first seen in our listings data 41 days ago. The last MOT shows 85,920 miles, more than the advert. This is worth checking with the dealer. MOT records show an expiry date of 7 June 2027. The seller is Southampton Cars & Vans, based in Southampton. 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

Above the going rate: £2,380 (21%) over the AskCar estimate of £11,115.

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 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 £13,495. 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 7 June 2027.

It has had 10 MOTs. The latest, on 8 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 85,920 miles. The advert says 85,000 miles, fewer than the MOT record, so ask the dealer which is right.

Advertised mileage is about 6,100 miles lower 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, red. Mileage: 88,401 miles. Price: £11,200, £2,295 less than this car. Dealer: SM Cars Norwich in Norwich. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2015-54a207f1e7c3
• 2015 Audi A6 Avant S Line, 2.0 diesel estate, black. Mileage: 92,000 miles. Price: £11,999, £1,496 less than this car. Dealer: Anslow Autos in Burton upon Trent. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2015-7689d3e87672
• 2015 Audi A6 Avant S Line, 2.0 diesel estate, black. Mileage: 95,800 miles. Price: £10,500, £2,995 less than this car. Dealer: Attenborough Cars in Doncaster. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2015-f2ec49b49edd

• The nearest: 2015 Audi A6 Avant S Line, 2.0 diesel estate, blue, 72 miles from this car. Mileage: 103,390 miles. Price: £9,299, £4,196 less than this car. Dealer: Junction 21 Motors in Weston-super-Mare. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2015-2cf36d221d63