2023 Audi A4 Avant 2.0 TDI S Line

Price: £23,950. Above the going rate: £1,939 (8%) over the AskCar estimate of £22,011, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,232 priced Audi A4 Avant adverts on AskCar as of 4 November 2026.

AskCar lists 1,265 used Audi A4 Avant from 842 UK dealerships, as of 4 November 2026.

Overview

  • Make: Audi
  • Model: A4 Avant
  • Trim: S Line
  • Version: 2.0 TDI 40 S Line S tronic 4WD Euro 6 (s/s) 5dr (201 bhp)
  • Year: 2023
  • Mileage: 59,700 miles
  • Fuel: Diesel, mild hybrid
  • Body: Estate, 5 doors, 5 seats
  • Engine: 2.0 litres, 201 bhp
  • Gearbox: Automatic (S tronic)
  • Drive: Four-wheel drive
  • Colour: Grey
  • CO2: 156 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A4 Avant S Line has covered 59,700 miles, around 29,100 more miles than is typical for its age. Priced at £23,950, it is advertised £1,939 above the AskCar estimate of £22,011. To work out the AskCar estimate, we analyse UK dealer adverts for 1,232 Audi A4 Avant cars across different ages and specifications. It first appeared in our advert records 47 days ago. The seller is The Car Company, based in Belfast. 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: £1,939 (8%) over the AskCar estimate of £22,011.

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 1,232 priced Audi A4 Avant adverts across different ages and specifications, as of 4 November 2026.

A 2023 Audi A4 Avant with the 2.0 diesel engine is typically advertised at £22,800: the median of the 205 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2023 Audi A4 Avant has been on sale for at least 47 days.

Price history

AskCar first saw this advert on 18 September 2026 at £23,950. Its asking price has not changed.

Mileage and MOT

Advertised mileage is about 29,100 miles higher than the median mileage of a 2023 Audi A4 Avant on AskCar.

Similar cars

14 other 2023 Audi A4 Avant S Line 2.0 diesel automatic estates are for sale at UK dealers, from £14,495 to £28,684, as of 4 November 2026.

The 3 closest to this car in mileage:

  • 2023 Audi A4 Avant S Line, 2.0 diesel estate, blue. Mileage: 50,021 miles. Price: £21,990, £1,960 less than this car. Dealer: Spire Cars UK in London. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-274115afff7f
  • 2023 Audi A4 Avant S Line, 2.0 diesel estate, black. Mileage: 46,730 miles. Price: £21,295, £2,655 less than this car. Dealer: V12 Sports & Classics Ltd - Wolverhampton in Wolverhampton. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-00ffcf663a23
  • 2023 Audi A4 Avant S Line, 2.0 diesel estate, grey. Mileage: 79,000 miles. Price: £18,495, £5,455 less than this car. Dealer: MC Autosales in Magherafelt. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-f0cfb8066cec
  • The nearest: 2023 Audi A4 Avant S Line, 2.0 diesel estate, blue, 14 miles from this car. Mileage: 37,000 miles. Price: £24,750, £800 more than this car. Dealer: Prestige Marques in Ballynahinch. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-881d461bc903

Browse all Audi A4 Avant cars for sale · 2023 Audi A4 Avant price guide

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Photos

42 photos of this car are on its AskCar page.

As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.