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: 25,101 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

At 25,101 miles, this 2023 Audi A4 Avant S Line has covered about 5,500 fewer miles than other 2023 Audi A4 Avant cars. The dealer is asking £21,899, which is £543 below the AskCar estimate of £22,442. To work out the AskCar estimate, we analyse UK dealer adverts for 1,202 Audi A4 Avant cars across different ages and specifications. The asking price is now £351 lower than when we first recorded the advert 31 days ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is Stratstone Amersham Audi, based in Amersham. 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: £543 (2%) under the AskCar estimate of £22,442.

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 1,202 priced Audi A4 Avant adverts across different ages and specifications, as of 2 November 2026.

A 2023 Audi A4 Avant with the 2.0 petrol engine is typically advertised at £22,800: the median of the 194 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2023 Audi A4 Avant has been on sale for at least 31 days.

Price history

AskCar first saw this advert on 2 October 2026 at £22,250. Its asking price is now £21,899, £351 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

• 2 October 2026: £22,250
• 15 October 2026: £21,999
• 30 October 2026: £21,899

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 22 May 2027.

It has had one MOT, on 6 May 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 23,029 miles, which matches the advertised 25,101 miles.

Advertised mileage is about 5,500 miles lower than the median mileage of a 2023 Audi A4 Avant on AskCar.

Similar cars

54 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 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A4 Avant S Line, 2.0 petrol estate, black. Mileage: 25,001 miles. Price: £21,295, £604 less than this car. Dealer: Sandown Group Avocado Newbury in Newbury. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-e16fcb295f70
• 2023 Audi A4 Avant S Line, 2.0 petrol estate, blue. Mileage: 24,939 miles. Price: £27,499, £5,600 more than this car. Dealer: Hawco Group in Aberdeen. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-78a6d78aba24
• 2023 Audi A4 Avant S Line, 2.0 petrol estate, white. Mileage: 25,713 miles. Price: £21,999, £100 more than this car. Dealer: H.P.L. Motors - Atherton (Greater Manchester) in Atherton. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-8419195d1e23

• The nearest: 2023 Audi A4 Avant S Line, 2.0 petrol estate, black, 10 miles from this car. Mileage: 26,233 miles. Price: £22,250, £351 more than this car. Dealer: Group 1 Automotive Watford Audi in Watford. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-5fb3e9b38bfb