2023 Audi A4 2.0 TFSI S Line

Overview

• Make: Audi
• Model: A4
• Trim: S Line
• Version: 2.0 40 TFSI 204 S Line S tronic FWD Euro 6 4dr (201 bhp)
• Year: 2023
• Mileage: 30,284 miles
• Fuel: Petrol, mild hybrid
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 153 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A4 S Line has covered 30,284 miles. Its asking price of £20,498 is £728 below the AskCar estimate of £21,226. To work out the AskCar estimate, we analyse UK dealer adverts for 1,428 Audi A4 cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 63 days, and its asking price is down £500. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Arnold Clark Stoke-on-Trent Vauxhall / Peugeot / Vanstore, based in Stoke on Trent. 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: £728 (3%) under the AskCar estimate of £21,226.

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

The dealer may accept less. This 2023 Audi A4 has been on sale for at least 63 days, and its asking price has been cut by £500. About half of 2023 Audi A4 cars are gone from sale within a month of being advertised: 123 of the 240 first advertised between 8 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 31 August 2026 at £20,998. Its asking price is now £20,498, £500 less. The latest price cut was seen on 23 October 2026.

Price changes recorded:

• 31 August 2026: £20,998
• 23 October 2026: £20,498

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 28 August 2027.

It has had one MOT, on 29 August 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 30,285 miles, which matches the advertised 30,284 miles.

Advertised mileage is about 1,600 miles higher 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: 30,464 miles. Price: £21,298, £800 more than this car. Dealer: Arnold Clark Doncaster Motorstore in Doncaster. AskCar page: https://askcar.co.uk/car/audi-a4-2023-f5469c2318cf
• 2023 Audi A4 S Line, 2.0 petrol saloon, grey. Mileage: 30,088 miles. Price: £21,498, £1,000 more than this car. Dealer: Arnold Clark Nottingham Motorstore in Nottingham. AskCar page: https://askcar.co.uk/car/audi-a4-2023-a7a01f91086d
• 2023 Audi A4 S Line, 2.0 petrol saloon, grey. Mileage: 30,022 miles. Price: £21,298, £800 more than this car. Dealer: Arnold Clark Warrington Motorstore / Vanstore (Westbrook) in Warrington. AskCar page: https://askcar.co.uk/car/audi-a4-2023-531fa59d13b2

• The nearest: 2023 Audi A4 S Line, 2.0 petrol saloon, blue, under a mile from this car. Mileage: 27,329 miles. Price: £21,498, £1,000 more than this car. Dealer: Arnold Clark Stoke-on-Trent Vauxhall / Peugeot / Vanstore in Stoke-on-Trent. AskCar page: https://askcar.co.uk/car/audi-a4-2023-1d33471fabf8