2023 Audi A6 Saloon 2.0 TDI S Line

Version: 2.0 TDI 40 S Line S tronic 4WD Euro 6 (s/s) 4dr (201 bhp)

Price: £23,977. Fair price: £2,003 (7%) under the AskCar estimate of £25,980, our expected asking price for this car from its model, age, mileage and specification, drawing on 855 priced Audi A6 Saloon adverts on AskCar as of 31 October 2026.

AskCar lists 879 used Audi A6 Saloon from 642 UK dealerships, as of 31 October 2026.

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)
Mileage
43,668 miles
Year
2023
Fuel type
Diesel
Body type
Saloon
Engine
2.0 L
Gearbox
Automatic
Power
201 bhp
Seats
5
CO2
147 g/km
Colour
Black
Doors
4
Driven wheels
Four Wheel Drive
Gearbox version
S tronic
Engine badge
TDI
Emissions standard
Euro 6

About this car

This 2023 Audi A6 Saloon S Line is advertised with 43,668 miles, approximately 9,900 above the typical mileage for its age. The AskCar estimate for this car is £25,980. It is priced at £23,977, which is £2,003 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 855 Audi A6 Saloon cars across different ages and specifications. This car was first seen in our listings data today. The latest MOT record shows an expiry date of 21 September 2027, with the advertised mileage consistent with the recorded reading. You can find this car at CarSupermarket.com Goole Recon Centre in East Riding of Yorkshire.

Stock data as of 31 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 31 October 2026.

Recorded asking prices
Date observedAsking price
31 October 2026£23,977

Price and mileage comparison

Fair price: £2,003 (7%) under the AskCar estimate of £25,980.

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 855 priced Audi A6 Saloon adverts across different ages and specifications, as of 31 October 2026.

Advertised mileage is about 9,900 miles higher than the median mileage of a 2023 Audi A6 Saloon on AskCar.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT: valid until 21 September 2027. 43,498 miles at the last test.

Other matching cars

8 other 2023 Audi A6 Saloon S Line automatic diesel cars are for sale at UK dealers from £19,590 to £29,750, as of 31 October 2026.

The 5 cheapest:

The 8 matching cars have covered 19,518 to 94,900 miles, compared with 43,668 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.

Browse all Audi A6 Saloon cars for sale · 2023 Audi A6 Saloon price guide

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Photos

28 photos of this car are on its AskCar page.

How to contact the dealer and its opening hours are on this AskCar page.

As of 31 October 2026, AskCar lists 583,548 cars and vans from 12,716 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.