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: 73,000 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

This 2019 Audi A6 Avant S Line is advertised with 73,000 miles, approximately 6,500 below the typical mileage for its age. The dealer is asking £18,495, which is £165 above the AskCar estimate of £18,330. To work out the AskCar estimate, we analyse UK dealer adverts for 778 Audi A6 Avant cars across different ages and specifications. This car was first seen in our listings data 11 days ago. The government's MOT record matches its advertised mileage. You can find this car at Arrow Motor Company in Darlington. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £165 (under 1%) over the AskCar estimate of £18,330.

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 778 priced Audi A6 Avant adverts across different ages and specifications, as of 2 November 2026.

A 2019 Audi A6 Avant with the 2.0 diesel engine is typically advertised at £17,000: the median of the 99 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2019 Audi A6 Avant has been on sale for at least 11 days.

Price history

AskCar first saw this advert on 22 October 2026 at £18,495. 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 2 November 2026: valid until 25 June 2027.

It has had 7 MOTs. The latest, on 8 June 2026, passed.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge.

Mileage at that test: 70,516 miles, which matches the advertised 73,000 miles.

Advertised mileage is about 6,500 miles lower than the median mileage of a 2019 Audi A6 Avant on AskCar.

Similar cars

59 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 2 November 2026.

The 3 closest to this car in mileage:

• 2019 Audi A6 Avant S Line, 2.0 diesel estate, grey. Mileage: 73,366 miles. Price: £16,520, £1,975 less than this car. Dealer: Evans Halshaw Ford Blackpool in Blackpool. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-06b3f85dc6a1
• 2019 Audi A6 Avant S Line, 2.0 diesel estate, white. Mileage: 73,483 miles. Price: £18,350, £145 less than this car. Dealer: West Brook Car Sales in Peterborough. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-d48370570539
• 2019 Audi A6 Avant S Line, 2.0 diesel estate, blue. Mileage: 74,000 miles. Price: £16,150, £2,345 less than this car. Dealer: Evans Halshaw Vauxhall Newport in Newport. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-0c12fb6a1bc2

• The nearest: 2019 Audi A6 Avant S Line, 2.0 diesel estate, silver, under a mile from this car. Mileage: 47,000 miles. Price: £20,995, £2,500 more than this car. Dealer: Arrow Motor Company in Darlington. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-9613b88cd9ae