2023 Audi A4 2.0 TFSI S Line

Overview

• Make: Audi
• Model: A4
• Trim: S Line
• Version: 2.0 TFSI 35 S Line S tronic FWD Euro 6 (s/s) 4dr (148 bhp)
• Year: 2023
• Mileage: 34,918 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 154 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A4 S Line has covered 34,918 miles, around 6,200 more miles than is typical for its age. The AskCar estimate for this car is £19,698. It is priced at £21,070, which is £1,372 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 1,428 Audi A4 cars across different ages and specifications. This car was first seen in our listings data 23 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Prestige Cars Of Essex in Epping Forest. 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: £1,372 (6%) over the AskCar estimate of £19,698.

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

This 2023 Audi A4 has been on sale for at least 23 days.

Price history

AskCar first saw this advert on 10 October 2026 at £21,070. 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 2 November 2026: valid until 24 September 2027.

It has had one MOT, on 3 September 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 34,315 miles, which matches the advertised 34,918 miles.

Advertised mileage is about 6,200 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: 35,182 miles. Price: £20,998, £72 less than this car. Dealer: Arnold Clark Ayr Kia in Prestwick. AskCar page: https://askcar.co.uk/car/audi-a4-2023-99db6094e9ea
• 2023 Audi A4 S Line, 2.0 petrol saloon, white. Mileage: 35,240 miles. Price: £21,990, £920 more than this car. Dealer: Roadside Motors Armagh in Armagh. AskCar page: https://askcar.co.uk/car/audi-a4-2023-d9aea4f92188
• 2023 Audi A4 S Line, 2.0 petrol saloon, blue. Mileage: 34,350 miles. Price: £20,998, £72 less than this car. Dealer: Arnold Clark Stafford Motorstore / BYD / Vanstore in Stafford. AskCar page: https://askcar.co.uk/car/audi-a4-2023-712932e225ee

• The nearest: 2023 Audi A4 S Line, 2.0 petrol saloon, grey, 12 miles from this car. Mileage: 60,000 miles. Price: £16,500, £4,570 less than this car. Dealer: Car Valley in Redbridge. AskCar page: https://askcar.co.uk/car/audi-a4-2023-d997ace80ca4