2023 Audi A3 1.5 TFSI S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 1.5 TFSI 35 S Line S tronic FWD Euro 6 (s/s) 4dr (148 bhp)
• Year: 2023
• Mileage: 15,692 miles
• Fuel: Petrol, mild hybrid
• Body: Saloon, 4 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 131 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A3 S Line is advertised with 15,692 miles, approximately 11,300 below the typical mileage for its age. Its asking price of £22,900 is £121 above the AskCar estimate of £22,779. The AskCar estimate uses UK dealer asking prices, including 6,542 Audi A3 adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 58 days ago. Its asking price has since fallen by £1,500. The government's MOT record matches its advertised mileage. It is for sale at Yeovil Audi in Poole. 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: £121 (under 1%) over the AskCar estimate of £22,779.

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 6,542 priced Audi A3 adverts across different ages and specifications, as of 2 November 2026.

A 2023 Audi A3 with the 1.5 petrol engine is typically advertised at £20,600: the median of the 493 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2023 Audi A3 has been on sale for at least 58 days.

Price history

AskCar first saw this advert on 5 September 2026 at £24,400. Its asking price is now £22,900, £1,500 less. The latest price cut was seen on 22 October 2026.

Price changes recorded:

• 5 September 2026: £24,400
• 24 September 2026: £23,400
• 22 October 2026: £22,900

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 29 June 2027.

It has had one MOT, on 29 June 2026, and passed.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge measuring 1.9mm; offside front tyre worn close to legal limit/worn on edge measuring 1.9mm.

Mileage at that test: 15,308 miles, which matches the advertised 15,692 miles.

Advertised mileage is about 11,300 miles lower than the median mileage of a 2023 Audi A3 on AskCar.

Similar cars

41 other 2023 Audi A3 S Line 1.5 petrol automatic saloons are for sale at UK dealers, from £16,290 to £24,499, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A3 S Line, 1.5 petrol saloon, grey. Mileage: 15,665 miles. Price: £22,995, £95 more than this car. Dealer: Swansway Garages Preston Audi in Preston. AskCar page: https://askcar.co.uk/car/audi-a3-2023-16c309188de6
• 2023 Audi A3 S Line, 1.5 petrol saloon, blue. Mileage: 15,580 miles. Price: £23,500, £600 more than this car. Dealer: Sytner Group Leeds Audi in Leeds. AskCar page: https://askcar.co.uk/car/audi-a3-2023-20bc60ee808a
• 2023 Audi A3 S Line, 1.5 petrol saloon, white. Mileage: 15,991 miles. Price: £21,695, £1,205 less than this car. Dealer: JCT600 Volkswagen Sheffield in Sheffield. AskCar page: https://askcar.co.uk/car/audi-a3-2023-ee0a854184b6

• The nearest: 2023 Audi A3 S Line, 1.5 petrol saloon, grey, 37 miles from this car. Mileage: 27,545 miles. Price: £20,995, £1,905 less than this car. Dealer: Rodden Road Cars in Frome. AskCar page: https://askcar.co.uk/car/audi-a3-2023-501e4fe13cf8