2019 Audi A6 Avant 2.0 TDI S Line

Overview

• Make: Audi
• Model: A6 Avant
• Trim: S Line
• Version: 2.0 TDI 40 S Line S tronic FWD Euro 6 (s/s) 5dr (201 bhp)
• Year: 2019
• Mileage: 55,500 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 124 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 55,500 miles, this 2019 Audi A6 Avant S Line has covered about 21,500 fewer miles than other 2019 Audi A6 Avant cars. Priced at £20,399, it is advertised £210 below the AskCar estimate of £20,609. The AskCar estimate uses 774 UK dealer adverts for the Audi A6 Avant, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 99 days ago. Its asking price has since fallen by £801. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Klassified, based in Rugby. 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: £210 (1%) under the AskCar estimate of £20,609.

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

A 2019 Audi A6 Avant with the 2.0 diesel engine is typically advertised at £17,000: the median of the 97 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2019 Audi A6 Avant has been on sale for at least 99 days.

Price history

AskCar first saw this advert on 28 July 2026 at £21,200. Its asking price is now £20,399, £801 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

• 28 July 2026: £21,200
• 8 September 2026: £20,999
• 26 September 2026: £20,799
• 14 October 2026: £20,499
• 28 October 2026: £20,399

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 25 March 2027.

It has had 4 MOTs. The latest, on 26 March 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 54,671 miles, which matches the advertised 55,500 miles.

Advertised mileage is about 21,500 miles lower than the median mileage of a 2019 Audi A6 Avant on AskCar.

Similar cars

60 other 2019 Audi A6 Avant S Line 2.0 diesel automatic estates are for sale at UK dealers, from £11,995 to £20,995, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2019 Audi A6 Avant S Line, 2.0 diesel estate, white. Mileage: 58,329 miles. Price: £17,750, £2,649 less than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-3b9f59b8936a
• 2019 Audi A6 Avant S Line, 2.0 diesel estate, white. Mileage: 58,737 miles. Price: £18,998, £1,401 less than this car. Dealer: Arnold Clark Glasgow Alexandra Parade Hyundai Genesis in Glasgow. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-f247f575812f
• 2019 Audi A6 Avant S Line, 2.0 diesel estate, white. Mileage: 59,298 miles. Price: £18,989, £1,410 less than this car. Dealer: Autobarn Motor Company in Burnley. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-3eb8049dd03b

• The nearest: 2019 Audi A6 Avant S Line, 2.0 diesel estate, black, 24 miles from this car. Mileage: 89,041 miles. Price: £15,990, £4,409 less than this car. Dealer: Trust Ford Birmingham in Birmingham. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-88d7a84158d0