2020 Audi A6 Saloon 2.0 TDI S Line

Overview

• Make: Audi
• Model: A6 Saloon
• Trim: S Line
• Version: 2.0 TDI S Line S tronic FWD Euro 6 4dr 40 (201 bhp)
• Year: 2020
• Mileage: 85,942 miles
• Fuel: Diesel
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 142 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Audi A6 Saloon S Line is advertised with 85,942 miles, approximately 28,000 above the typical mileage for its age. The AskCar estimate for this car is £15,302. It is priced at £16,950, which is £1,648 above that estimate. The AskCar estimate uses UK dealer asking prices, including 874 Audi A6 Saloon adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 120 days ago. Its asking price has since fallen by £1,950. Our latest MOT record expired on 29 September 2026. Check the current position with the dealer. Its advertised mileage matches the government's MOT record. It is for sale at Eakin Brothers in Maydown. 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

Above the going rate: £1,648 (10%) over the AskCar estimate of £15,302.

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

A 2020 Audi A6 Saloon with the 2.0 diesel engine is typically advertised at £18,000: the median of the 56 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2020 Audi A6 Saloon has been on sale for at least 120 days.

Price history

AskCar first saw this advert on 7 July 2026 at £18,900. Its asking price is now £16,950, £1,950 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

• 7 July 2026: £18,900
• 6 August 2026: £17,900
• 30 October 2026: £16,950

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: the latest record we hold ran out on 29 September 2026; ask the dealer for the current MOT.

It has had one MOT, on 14 September 2024, and passed.

There were no advisories at the latest test.

Mileage at that test: 57,943 miles, which matches the advertised 85,942 miles.

Advertised mileage is about 28,000 miles higher than the median mileage of a 2020 Audi A6 Saloon on AskCar.

Similar cars

17 other 2020 Audi A6 Saloon S Line 2.0 diesel automatic saloons are for sale at UK dealers, from £13,595 to £21,999, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2020 Audi A6 Saloon S Line, 2.0 diesel saloon, silver. Mileage: 80,000 miles. Price: £17,950, £1,000 more than this car. Dealer: Drive House UK in Gateshead. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2020-9a9771e536b3
• 2020 Audi A6 Saloon S Line, 2.0 diesel saloon, grey. Mileage: 111,302 miles. Price: £13,595, £3,355 less than this car. Dealer: J & S Manchester Car Sales in Manchester. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2020-59e4419d77e7
• 2020 Audi A6 Saloon S Line, 2.0 diesel saloon, grey. Mileage: 57,881 miles. Price: £18,295, £1,345 more than this car. Dealer: Cars2 Geely Wakefield in Wakefield. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2020-353ca065a3de

• The nearest: 2020 Audi A6 Saloon S Line, 2.0 diesel saloon, blue, 52 miles from this car. Price: £15,750, £1,200 less than this car. Dealer: Cobra Cars NI in Lurgan. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2020-4130ed58966e