2023 Audi A4 Avant 2.0 TFSI S Line
Price: £20,999. Fair price: £36 (under 1%) under the AskCar estimate of £21,035, 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 TFSI S Line S tronic FWD Euro 6 5dr (147 bhp)
- Year: 2023
- Mileage: 36,766 miles
- Fuel: Petrol
- Body: Estate, 5 doors, 5 seats
- Engine: 2.0 litres, 147 bhp
- Gearbox: Automatic (S tronic)
- Drive: Front-wheel drive
- Colour: Grey
- CO2: 160 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
With 36,766 miles on the clock, this 2023 Audi A4 Avant S Line has done roughly 6,200 more miles than a typical 2023 Audi A4 Avant. Priced at £20,999, it is advertised £36 below the AskCar estimate of £21,035. The AskCar estimate draws on 1,232 Audi A4 Avant adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 36 days ago. It is advertised by Available Car Supermarket - Castle Donington in Castle Donnington. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 4 November 2026.
Price
Fair price: £36 (under 1%) under the AskCar estimate of £21,035.
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 petrol 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 36 days.
Price history
AskCar first saw this advert on 29 September 2026 at £20,999. Its asking price has not changed.
Mileage and MOT
Advertised mileage is about 6,200 miles higher than the median mileage of a 2023 Audi A4 Avant on AskCar.
Similar cars
52 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 4 November 2026.
The 3 closest to this car in mileage:
- 2023 Audi A4 Avant S Line, 2.0 petrol estate, white. Mileage: 38,033 miles. Price: £19,999, £1,000 less than this car. Dealer: Baylis Westgate Gloucester in Gloucester. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-b066894c9599
- 2023 Audi A4 Avant S Line, 2.0 petrol estate, grey. Mileage: 38,318 miles. Price: £19,700, £1,299 less than this car. Dealer: Carworld Car Supermarket in Peterborough. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-0305f626379b
- 2023 Audi A4 Avant S Line, 2.0 petrol estate, white. Mileage: 35,000 miles. Price: £22,995, £1,996 more than this car. Dealer: Roadside Motors in Bolton. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-eefc9cf51f6f
- The nearest: 2023 Audi A4 Avant S Line, 2.0 petrol estate, black, 8 miles from this car. Mileage: 26,426 miles. Price: £18,989, £2,010 less than this car. Dealer: Rw Cars in Derby. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-71839807d7e5
Browse all Audi A4 Avant cars for sale · 2023 Audi A4 Avant price guide
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Photos
40 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.