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: 63,000 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Silver
• CO2: 124 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 63,000 miles on the clock, this 2019 Audi A6 Avant S Line has done roughly 14,000 fewer miles than a typical 2019 Audi A6 Avant. The AskCar estimate for this car is £19,651. It is priced at £19,950, which is £299 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 774 Audi A6 Avant cars across different ages and specifications. It first appeared in our advert records 56 days ago. Its advertised mileage matches the government's MOT record. It is advertised by Prestige Marques in Ballynahinch. 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: £299 (1%) over the AskCar estimate of £19,651.

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 56 days.

Price history

AskCar first saw this advert on 9 September 2026 at £19,950. 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 4 November 2026: valid until 17 March 2027.

It failed its MOT on 17 March 2026 (nearside front suspension arm pin or bush excessively worn front rearward arm bush) and passed 1 day later, on 18 March 2026.

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

Mileage at that test: 59,590 miles, which matches the advertised 63,000 miles.

Advertised mileage is about 14,000 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: 63,114 miles. Price: £19,498, £452 less than this car. Dealer: Arnold Clark Glasgow Royston Road SEAT / CUPRA in Glasgow. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-a8cc2992e626
• 2019 Audi A6 Avant S Line, 2.0 diesel estate, grey. Mileage: 61,483 miles. Price: £20,790, £840 more than this car. Dealer: Agnew Group Belfast Audi in Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-95ebd5cec459
• 2019 Audi A6 Avant S Line, 2.0 diesel estate, grey. Mileage: 64,672 miles. Price: £18,700, £1,250 less than this car. Dealer: Sytner Select Swindon in Swindon. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-617fb45186db

• The nearest: 2019 Audi A6 Avant S Line, 2.0 diesel estate, blue, under a mile from this car. Mileage: 67,000 miles. Price: £19,950, the same price as this car. Dealer: Prestige Marques in Ballynahinch. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-8805f6a859ae