2023 Audi A4 2.0 TFSI S Line
Price: £20,990. Fair price: £50 (under 1%) under the AskCar estimate of £21,040, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,428 priced Audi A4 adverts on AskCar as of 2 November 2026.
AskCar lists 1,493 used Audi A4 from 984 UK dealerships, as of 2 November 2026.
Overview
- Make: Audi
- Model: A4
- Trim: S Line
- Version: 2.0 TFSI 35 S Line S tronic FWD Euro 6 (s/s) 4dr (148 bhp)
- Year: 2023
- Mileage: 21,339 miles
- Fuel: Petrol
- Body: Saloon, 4 doors, 5 seats
- Engine: 2.0 litres, 148 bhp
- Gearbox: Automatic (S tronic)
- Drive: Front-wheel drive
- Colour: Blue
- CO2: 154 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
With 21,339 miles on the clock, this 2023 Audi A4 S Line has done roughly 7,400 fewer miles than a typical 2023 Audi A4. The dealer is asking £20,990, which is £50 below the AskCar estimate of £21,040. To work out the AskCar estimate, we analyse UK dealer adverts for 1,428 Audi A4 cars across different ages and specifications. Since we first spotted the advert 45 days ago, the asking price has dropped by £1,000. The seller is Stratstone Tamworth Audi, based in Tamworth. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Fair price: £50 (under 1%) under the AskCar estimate of £21,040.
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 1,428 priced Audi A4 adverts across different ages and specifications, as of 2 November 2026.
A 2023 Audi A4 with the 2.0 petrol engine is typically advertised at £20,900: the median of the 206 for sale on AskCar, as of 2 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 18 September 2026 at £21,990. Its asking price is now £20,990, £1,000 less. The latest price cut was seen on 28 October 2026.
Price changes recorded:
- 18 September 2026: £21,990
- 30 September 2026: £21,790
- 13 October 2026: £21,490
- 24 October 2026: £21,450
- 28 October 2026: £20,990
Mileage and MOT
Advertised mileage is about 7,400 miles lower than the median mileage of a 2023 Audi A4 on AskCar.
Similar cars
82 other 2023 Audi A4 S Line 2.0 petrol automatic saloons are for sale at UK dealers, from £14,300 to £22,999, as of 2 November 2026.
The 3 closest to this car in mileage:
- 2023 Audi A4 S Line, 2.0 petrol saloon, grey. Mileage: 21,331 miles. Price: £21,998, £1,008 more than this car. Dealer: Arnold Clark Shrewsbury Motorstore in Shrewsbury. AskCar page: https://askcar.co.uk/car/audi-a4-2023-fb3eae0cf6a4
- 2023 Audi A4 S Line, 2.0 petrol saloon, blue. Mileage: 21,518 miles. Price: £21,998, £1,008 more than this car. Dealer: Arnold Clark Ayr Vauxhall in Prestwick. AskCar page: https://askcar.co.uk/car/audi-a4-2023-c5120ceb8aa1
- 2023 Audi A4 S Line, 2.0 petrol saloon, black. Mileage: 20,494 miles. Price: £20,500, £490 less than this car. Dealer: CarTime in Bury. AskCar page: https://askcar.co.uk/car/audi-a4-2023-bc5a086bd297
- The nearest: 2023 Audi A4 S Line, 2.0 petrol saloon, white, 13 miles from this car. Mileage: 15,915 miles. Price: £20,334, £656 less than this car. Dealer: Carsa Cannock in Cannock. AskCar page: https://askcar.co.uk/car/audi-a4-2023-c3695d31e575
Browse all Audi A4 cars for sale · 2023 Audi A4 price guide
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Photos
40 photos of this car are on its AskCar page.
As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.