2023 Audi A6 Saloon 2.0 TDI S Line

Overview

• Make: Audi
• Model: A6 Saloon
• Trim: S Line
• Version: 2.0 TDI 40 S Line S tronic 4WD Euro 6 (s/s) 4dr (201 bhp)
• Year: 2023
• Mileage: 94,900 miles
• Fuel: Diesel
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 147 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 94,900 miles on the clock, this 2023 Audi A6 Saloon S Line has done roughly 61,200 more miles than a typical 2023 Audi A6 Saloon. Priced at £19,590, it is advertised £685 above the AskCar estimate of £18,905. The AskCar estimate uses 871 UK dealer adverts for the Audi A6 Saloon, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this advert 161 days ago, and its asking price has since fallen by £700. Its advertised mileage matches the government's MOT record. You can find this car at Morton Park Motor Company in Darlington. 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: £685 (3%) over the AskCar estimate of £18,905.

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 871 priced Audi A6 Saloon adverts across different ages and specifications, as of 5 November 2026.

A 2023 Audi A6 Saloon with the 2.0 diesel engine is typically advertised at £22,800: the median of the 60 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2023 Audi A6 Saloon has been on sale for at least 161 days.

Price history

AskCar first saw this advert on 28 May 2026 at £20,290. Its asking price is now £19,590, £700 less. The latest price cut was seen on 11 August 2026.

Price changes recorded:

• 29 May 2026: £20,290
• 6 June 2026: £19,990
• 12 July 2026: £19,490
• 11 August 2026: £18,990
• 4 October 2026: £19,590

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 25 January 2027.

It has had one MOT, on 6 January 2026, and passed.

Advisories at the latest test: front brake pad(s) wearing thin.

Mileage at that test: 93,720 miles, which matches the advertised 94,900 miles.

Advertised mileage is about 61,200 miles higher than the median mileage of a 2023 Audi A6 Saloon on AskCar.

Similar cars

8 other 2023 Audi A6 Saloon S Line 2.0 diesel automatic saloons are for sale at UK dealers, from £21,999 to £29,750, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A6 Saloon S Line, 2.0 diesel saloon, grey. Mileage: 67,136 miles. Price: £21,999, £2,409 more than this car. Dealer: SG Petch Durham in Durham. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2023-ee5f0da86e8a
• 2023 Audi A6 Saloon S Line, 2.0 diesel saloon, silver. Mileage: 52,981 miles. Price: £23,461, £3,871 more than this car. Dealer: D. M. Keith Cupra York in York. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2023-2b8e04fecf7a
• 2023 Audi A6 Saloon S Line, 2.0 diesel saloon, black. Mileage: 52,052 miles. Price: £25,990, £6,400 more than this car. Dealer: Fermanagh Auto Sales in Enniskillen. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2023-1f5eb1637896