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: 83,199 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 124 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 83,199 miles, this 2019 Audi A6 Avant S Line has covered about 3,700 more miles than other 2019 Audi A6 Avant cars. The AskCar estimate for this car is £16,939. It is priced at £16,200, which is £739 below that estimate. 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 today. Its advertised mileage matches the government's MOT record. The seller is Car Planet Watford, based in Rickmansworth. 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

Fair price: £739 (4%) under the AskCar estimate of £16,939.

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 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 5 November 2026.

Time on sale

AskCar first saw this 2019 Audi A6 Avant advertised today. About 4 in 10 of 2019 Audi A6 Avant cars are gone from sale within a month of being advertised: 47 of the 119 first advertised between 13 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 5 November 2026 at £16,200. 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 9 December 2026.

It has had 5 MOTs. The latest, on 3 December 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 75,917 miles, which matches the advertised 83,199 miles.

Advertised mileage is about 3,700 miles higher than the median mileage of a 2019 Audi A6 Avant on AskCar.

Similar cars

61 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 5 November 2026.

The 3 closest to this car in mileage:

• 2019 Audi A6 Avant S Line, 2.0 diesel estate, grey. Mileage: 82,890 miles. Price: £18,990, £2,790 more than this car. Dealer: Quattro Tech Cars in St Ives. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-9bbf6e0b0612
• 2019 Audi A6 Avant S Line, 2.0 diesel estate, grey. Mileage: 84,000 miles. Price: £15,995, £205 less than this car. Dealer: A. Lamb Autos @ The Racecourse in Chepstow. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-5d009640e43c
• 2019 Audi A6 Avant S Line, 2.0 diesel estate, white. Mileage: 84,000 miles. Price: £16,479, £279 more than this car. Dealer: Autopoint in Helensburgh. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-ffa2e8b835c1

• The nearest: 2019 Audi A6 Avant S Line, 2.0 diesel estate, grey, under a mile from this car. Mileage: 76,000 miles. Price: £15,950, £250 less than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-18d7ab2a534d