2024 Audi A3 1.5 TFSI S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 1.5 TFSI S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
• Year: 2024
• Mileage: 18,653 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: Grey
• CO2: 125 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2024 Audi A3 S Line has covered 18,653 miles. The dealer is asking £21,741, which is £1,432 below the AskCar estimate of £23,173. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. We first saw this car advertised 158 days ago. Its asking price has since fallen by £2,170. The seller is Sinclair Volkswagen (Swansea), based in Swansea. 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: £1,432 (6%) under the AskCar estimate of £23,173.

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 2024 Audi A3 with the 1.5 petrol engine is typically advertised at £23,000: the median of the 405 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2024 Audi A3 has been on sale for at least 158 days.

Price history

AskCar first saw this advert on 28 May 2026 at £23,911. Its asking price is now £21,741, £2,170 less. The latest price cut was seen on 1 October 2026.

Price changes recorded:

• 28 May 2026: £23,911
• 19 July 2026: £23,491
• 25 August 2026: £22,741
• 1 October 2026: £21,741

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 400 miles higher than the median mileage of a 2024 Audi A3 on AskCar.

Similar cars

81 other 2024 Audi A3 S Line 1.5 petrol automatic hatchbacks are for sale at UK dealers, from £17,950 to £25,898, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2024 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 18,850 miles. Price: £21,995, £254 more than this car. Dealer: V12 Sports & Classics Ltd - Wolverhampton in Wolverhampton. AskCar page: https://askcar.co.uk/car/audi-a3-2024-a4682f067da8
• 2024 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 18,850 miles. Price: £22,850, £1,109 more than this car. Dealer: Mon Motors Cardiff Audi in Cardiff. AskCar page: https://askcar.co.uk/car/audi-a3-2024-be239e4bc565
• 2024 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 18,207 miles. Price: £22,900, £1,159 more than this car. Dealer: Vindis Group Bedford Audi in Bedford. AskCar page: https://askcar.co.uk/car/audi-a3-2024-20128985d033

• The nearest: 2024 Audi A3 S Line, 1.5 petrol hatchback, white, under a mile from this car. Mileage: 10,050 miles. Price: £25,741, £4,000 more than this car. Dealer: Sinclair Volkswagen (Swansea) in Swansea. AskCar page: https://askcar.co.uk/car/audi-a3-2024-4e05c1d4aefe