2023 Audi A4 2.0 TDI S Line
Price: £25,250. Fair price: £698 (2%) over the AskCar estimate of £24,552, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,427 priced Audi A4 adverts on AskCar as of 4 November 2026.
AskCar lists 1,488 used Audi A4 from 972 UK dealerships, as of 4 November 2026.
Overview
- Make: Audi
- Model: A4
- Trim: S Line
- Version: 2.0 TDI 40 S Line S tronic 4WD Euro 6 (s/s) 4dr (201 bhp)
- Year: 2023
- Mileage: 27,605 miles
- Fuel: Diesel, mild hybrid
- Body: Saloon, 4 doors, 5 seats
- Engine: 2.0 litres, 201 bhp
- Gearbox: Automatic (S tronic)
- Drive: Four-wheel drive
- Colour: Green
- CO2: 151 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
The advertised mileage for this 2023 Audi A4 S Line is 27,605 miles. Its asking price of £25,250 is £698 above the AskCar estimate of £24,552. The AskCar estimate uses 1,427 UK dealer adverts for the Audi A4, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 45 days ago. Its asking price has since fallen by £740. The seller is Harwoods Crawley Audi, based in Crawley. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 4 November 2026.
Price
Fair price: £698 (2%) over the AskCar estimate of £24,552.
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 1,427 priced Audi A4 adverts across different ages and specifications, as of 4 November 2026.
A 2023 Audi A4 with the 2.0 diesel engine is typically advertised at £20,800: the median of the 219 for sale on AskCar, as of 4 November 2026.
Time on sale
This 2023 Audi A4 has been on sale for at least 45 days.
Price history
AskCar first saw this advert on 20 September 2026 at £25,990. Its asking price is now £25,250, £740 less. The latest price cut was seen on 30 October 2026.
Price changes recorded:
- 20 September 2026: £25,990
- 1 October 2026: £25,850
- 17 October 2026: £25,490
- 30 October 2026: £25,250
Mileage and MOT
Advertised mileage is about 800 miles lower than the median mileage of a 2023 Audi A4 on AskCar.
Similar cars
18 other 2023 Audi A4 S Line 2.0 diesel automatic saloons are for sale at UK dealers, from £19,355 to £31,995, as of 4 November 2026.
The 3 closest to this car in mileage:
- 2023 Audi A4 S Line, 2.0 diesel saloon, blue. Mileage: 26,918 miles. Price: £20,853, £4,397 less than this car. Dealer: Carbase Bristol in Bristol. AskCar page: https://askcar.co.uk/car/audi-a4-2023-53addac839cc
- 2023 Audi A4 S Line, 2.0 diesel saloon, grey. Mileage: 30,816 miles. Price: £20,242, £5,008 less than this car. Dealer: Carbase Bristol in Bristol. AskCar page: https://askcar.co.uk/car/audi-a4-2023-2b552d168271
- 2023 Audi A4 S Line, 2.0 diesel saloon, black. Mileage: 30,913 miles. Price: £20,800, £4,450 less than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/audi-a4-2023-813ebbe3dad4
- The nearest: 2023 Audi A4 S Line, 2.0 diesel saloon, grey, 21 miles from this car. Mileage: 43,242 miles. Price: £19,355, £5,895 less than this car. Dealer: Prestige Cars Kent in Bromley. AskCar page: https://askcar.co.uk/car/audi-a4-2023-5126f2482c24
Browse all Audi A4 cars for sale · 2023 Audi A4 price guide
More like this
- Used Audi A4 S Line prices
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- Used Audi A4 for sale near Crawley
Photos
52 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.