2023 Audi A4 Avant 2.0 TFSI S Line

Overview

• Make: Audi
• Model: A4 Avant
• Trim: S Line
• Version: 2.0 40 TFSI S Line S tronic FWD Euro 6 5dr (201 bhp)
• Year: 2023
• Mileage: 30,837 miles
• Fuel: Petrol, mild hybrid
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 160 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2023 Audi A4 Avant S Line is 30,837 miles. Its asking price of £21,490 is £2,376 below the AskCar estimate of £23,866. The AskCar estimate uses 1,244 UK dealer adverts for the Audi A4 Avant, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this car for sale today. Its advertised mileage matches the government's MOT record. The seller is Heaton Autos, based in Stockport. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Good value: £2,376 (9%) under the AskCar estimate of £23,866.

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 1,244 priced Audi A4 Avant adverts across different ages and specifications, as of 7 November 2026.

A 2023 Audi A4 Avant with the 2.0 petrol engine is typically advertised at £22,500: the median of the 209 for sale on AskCar, as of 7 November 2026.

Time on sale

AskCar first saw this 2023 Audi A4 Avant advertised today. About half of 2023 Audi A4 Avant cars are gone from sale within a month of being advertised: 145 of the 288 first advertised between 7 July 2026 and 4 October 2026.

Price history

AskCar first saw this advert on 7 November 2026 at £21,490. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 25 January 2027.

It has had one MOT, on 9 January 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 24,524 miles, which matches the advertised 30,837 miles.

Advertised mileage is about 100 miles higher than the median mileage of a 2023 Audi A4 Avant on AskCar.

Similar cars

57 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 7 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A4 Avant S Line, 2.0 petrol estate, grey. Mileage: 30,672 miles. Price: £20,990, £500 less than this car. Dealer: Barlow Motors Crewe Skoda in Crewe. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-fa12911e35ba
• 2023 Audi A4 Avant S Line, 2.0 petrol estate, white. Mileage: 30,549 miles. Price: £23,298, £1,808 more than this car. Dealer: Arnold Clark Shiremoor Motorstore / MG / BYD / Vanstore in Shiremoor. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-f3e2c3b17d24
• 2023 Audi A4 Avant S Line, 2.0 petrol estate, white. Mileage: 31,898 miles. Price: £23,995, £2,505 more than this car. Dealer: John Clark Motor Group Dundee Audi in Dundee. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-50455ed6f4b3

• The nearest: 2023 Audi A4 Avant S Line, 2.0 petrol estate, grey, 3 miles from this car. Mileage: 47,682 miles. Price: £19,495, £1,995 less than this car. Dealer: Clear Car Group in Manchester. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2023-f3d5964817bc