2023 Audi A4 Avant 2.0 TFSI S Line

Overview

• Make: Audi
• Model: A4 Avant
• Trim: S Line
• Version: 2.0 TFSI S Line S tronic FWD Euro 6 5dr (147 bhp)
• Year: 2023
• Mileage: 18,406 miles
• Fuel: Petrol
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 147 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 160 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 18,406 miles on the clock, this 2023 Audi A4 Avant S Line has done roughly 12,300 fewer miles than a typical 2023 Audi A4 Avant. Priced at £21,197, it is advertised £1,829 below the AskCar estimate of £23,026. To work out the AskCar estimate, we analyse UK dealer adverts for 1,251 Audi A4 Avant cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 61 days, and its asking price is down £708. The seller is Carsa Gloucester, based in Gloucester. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,829 (7%) under the AskCar estimate of £23,026.

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 1,251 priced Audi A4 Avant adverts across different ages and specifications, as of 5 November 2026.

A 2023 Audi A4 Avant with the 2.0 petrol engine is typically advertised at £22,500: the median of the 210 for sale on AskCar, as of 5 November 2026.

Time on sale

The dealer may accept less. This 2023 Audi A4 Avant has been on sale for at least 61 days, and its asking price has been cut by £708. About half of 2023 Audi A4 Avant cars are gone from sale within a month of being advertised: 143 of the 278 first advertised between 7 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 5 September 2026 at £21,905. Its asking price is now £21,197, £708 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 5 September 2026: £21,905
• 6 September 2026: £21,911
• 8 September 2026: £21,879
• 10 September 2026: £21,743
• 11 September 2026: £21,644
• 12 September 2026: £21,783
• 13 September 2026: £21,581
• 14 September 2026: £21,574
• 15 September 2026: £21,584
• 16 September 2026: £21,692
• 17 September 2026: £21,657
• 18 September 2026: £21,658
• 19 September 2026: £21,541
• 20 September 2026: £21,544
• 4 October 2026: £21,942
• 10 October 2026: £21,874
• 19 October 2026: £21,486
• 24 October 2026: £21,307
• 31 October 2026: £21,197

Mileage and MOT

Advertised mileage is about 12,300 miles lower than the median mileage of a 2023 Audi A4 Avant on AskCar.

Similar cars

56 other 2023 Audi A4 Avant S Line 2.0 petrol automatic estates are for sale at UK dealers, from £15,000 to £27,499, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A4 Avant S Line, 2.0 petrol estate, blue. Mileage: 18,328 miles. Price: £23,081, £1,884 more than this car. Dealer: Lookers Audi Teesside in Teesside. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-9bf1cfdfa1fa
• 2023 Audi A4 Avant S Line, 2.0 petrol estate, white. Mileage: 17,934 miles. Price: £24,498, £3,301 more than this car. Dealer: Arnold Clark East Kilbride Vauxhall in East Kilbride. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-1c9b2356976c
• 2023 Audi A4 Avant S Line, 2.0 petrol estate, grey. Mileage: 17,443 miles. Price: £21,807, £610 more than this car. Dealer: Carbase Bristol in Bristol. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-e8a9db18b67e

• The nearest: 2023 Audi A4 Avant S Line, 2.0 petrol estate, white, 2 miles from this car. Mileage: 38,033 miles. Price: £19,999, £1,198 less than this car. Dealer: Baylis Westgate Gloucester in Gloucester. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-b066894c9599