2023 Audi A6 Saloon 2.0 TFSI S Line

Overview

• Make: Audi
• Model: A6 Saloon
• Trim: S Line
• Version: 2.0 TFSI 40 S Line S tronic FWD Euro 6 (s/s) 4dr (201 bhp)
• Year: 2023
• Mileage: 36,984 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 162 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 36,984 miles on the clock, this 2023 Audi A6 Saloon S Line has done roughly 3,500 more miles than a typical 2023 Audi A6 Saloon. Priced at £21,990, it is advertised £832 below the AskCar estimate of £22,822. The AskCar estimate draws on 858 Audi A6 Saloon adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 9 days ago. We checked its advertised mileage against the government's MOT record, and they match. You can find this car at HCL Prestige Car Supermarket in Ashford. 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: £832 (3%) under the AskCar estimate of £22,822.

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

A 2023 Audi A6 Saloon with the 2.0 petrol engine is typically advertised at £23,400: the median of the 61 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2023 Audi A6 Saloon has been on sale for at least 9 days.

Price history

AskCar first saw this advert on 24 October 2026 at £21,990. 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 2 November 2026: valid until 27 April 2027.

It has had one MOT, on 23 April 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 32,938 miles, which matches the advertised 36,984 miles.

Advertised mileage is about 3,500 miles higher than the median mileage of a 2023 Audi A6 Saloon on AskCar.

Similar cars

20 other 2023 Audi A6 Saloon S Line 2.0 petrol automatic saloons are for sale at UK dealers, from £17,700 to £26,800, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A6 Saloon S Line, 2.0 petrol saloon, blue. Mileage: 34,834 miles. Price: £21,490, £500 less than this car. Dealer: Heaton Autos in Manchester. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2023-522c1725a340
• 2023 Audi A6 Saloon S Line, 2.0 petrol saloon, red. Mileage: 34,000 miles. Price: £25,995, £4,005 more than this car. Dealer: Prestige Motors NI in Ballymena. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2023-dc02a9da1ed7
• 2023 Audi A6 Saloon S Line, 2.0 petrol saloon, blue. Mileage: 31,511 miles. Price: £22,698, £708 more than this car. Dealer: Arnold Clark Solihull Motorstore in Solihull. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2023-42ae36059627

• The nearest: 2023 Audi A6 Saloon S Line, 2.0 petrol saloon, blue, 16 miles from this car. Mileage: 18,989 miles. Price: £24,295, £2,305 more than this car. Dealer: Group 1 Automotive Watford Audi in Watford. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2023-23c49dfdae6f