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) 5dr Sportback (148 bhp)
• Year: 2023
• Mileage: 24,326 miles
• Fuel: Petrol, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 135 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A3 S Line has covered 24,326 miles, around 2,700 fewer miles than is typical for its age. Its asking price of £20,395 is £992 below the AskCar estimate of £21,387. The AskCar estimate draws on 6,542 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 45 days ago, the asking price has dropped by £1,105. It is for sale at R S Car Sales in Crewe. 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: £992 (4%) under the AskCar estimate of £21,387.

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 45 days.

Price history

AskCar first saw this advert on 18 September 2026 at £21,500. Its asking price is now £20,395, £1,105 less. The latest price cut was seen on 25 October 2026.

Price changes recorded:

• 18 September 2026: £21,500
• 30 September 2026: £21,000
• 8 October 2026: £20,495
• 25 October 2026: £20,395

Mileage and MOT

Advertised mileage is about 2,700 miles lower than the median mileage of a 2023 Audi A3 on AskCar.

Similar cars

128 other 2023 Audi A3 S Line 1.5 petrol automatic hatchbacks are for sale at UK dealers, from £16,195 to £24,670, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A3 S Line, 1.5 petrol hatchback, blue. Mileage: 24,332 miles. Price: £23,295, £2,900 more than this car. Dealer: Sandown Group Avocado Newbury in Newbury. AskCar page: https://askcar.co.uk/car/audi-a3-2023-ea2677540467
• 2023 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 24,136 miles. Price: £21,498, £1,103 more than this car. Dealer: Arnold Clark Edinburgh Sighthill Motorstore / Fiat / BYD in Edinburgh. AskCar page: https://askcar.co.uk/car/audi-a3-2023-157d661570c8
• 2023 Audi A3 S Line, 1.5 petrol hatchback, white. Mileage: 24,550 miles. Price: £20,030, £365 less than this car. Dealer: Big Motoring World Enfield in Enfield. AskCar page: https://askcar.co.uk/car/audi-a3-2023-2210ea8b7f9d

• The nearest: 2023 Audi A3 S Line, 1.5 petrol hatchback, black, 15 miles from this car. Mileage: 16,000 miles. Price: £20,595, £200 more than this car. Dealer: P&W Motor Company in Stoke-on-Trent. AskCar page: https://askcar.co.uk/car/audi-a3-2023-2a6cb60d7a80