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: 52,052 miles
• Fuel: Diesel
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Four-wheel drive
• Colour: Black
• CO2: 147 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A6 Saloon S Line is advertised with 52,052 miles, approximately 18,300 above the typical mileage for its age. The AskCar estimate for this car is £25,001. It is priced at £25,990, which is £989 above that estimate. The AskCar estimate uses 871 UK dealer adverts for the Audi A6 Saloon, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records 15 days ago. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at Fermanagh Auto Sales in Enniskillen. 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: £989 (3%) over the AskCar estimate of £25,001.

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 15 days.

Price history

AskCar first saw this advert on 21 October 2026 at £25,990. 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 25 May 2027.

It has had one MOT, on 26 May 2026, and passed.

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

Mileage at that test: 49,166 miles, which matches the advertised 52,052 miles.

Advertised mileage is about 18,300 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 £19,590 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, silver. Mileage: 52,981 miles. Price: £23,461, £2,529 less 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: 51,000 miles. Price: £24,809, £1,181 less than this car. Dealer: FM Motor Co in Wembley. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2023-dc4d4e52a829
• 2023 Audi A6 Saloon S Line, 2.0 diesel saloon, blue. Mileage: 37,861 miles. Price: £25,750, £240 less than this car. Dealer: Group 1 Automotive Tetbury Audi in Tetbury. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2023-c361a7c1f9d0

• The nearest: 2023 Audi A6 Saloon S Line, 2.0 diesel saloon, blue, 37 miles from this car. Mileage: 31,077 miles. Price: £27,950, £1,960 more than this car. Dealer: TJ Hamilton Approved in Cookstown. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2023-275138ff8e28