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: 29,000 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: 135 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A3 S Line has covered 29,000 miles, around 2,000 more miles than is typical for its age. Priced at £20,495, it is advertised £464 below the AskCar estimate of £20,959. The AskCar estimate draws on 6,542 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 19 days ago. Its asking price has since fallen by £500. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is for sale at Drive: Your Way in Brighouse. 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: £464 (2%) under the AskCar estimate of £20,959.

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 19 days.

Price history

AskCar first saw this advert on 14 October 2026 at £20,995. Its asking price is now £20,495, £500 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

• 14 October 2026: £20,995
• 28 October 2026: £20,495

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 30 March 2027.

It has had one MOT, on 20 March 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 27,463 miles, which matches the advertised 29,000 miles.

Advertised mileage is about 2,000 miles higher 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, black. Mileage: 29,239 miles. Price: £20,999, £504 more than this car. Dealer: Motorplus South Wales in Newport. AskCar page: https://askcar.co.uk/car/audi-a3-2023-59112669dc76
• 2023 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 28,543 miles. Price: £21,500, £1,005 more than this car. Dealer: Marshall Motor Group Canterbury Audi in Canterbury. AskCar page: https://askcar.co.uk/car/audi-a3-2023-ad3db6fb5585
• 2023 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 28,486 miles. Price: £20,859, £364 more than this car. Dealer: Marriott Motor Group Kings Lynn Audi in King's Lynn. AskCar page: https://askcar.co.uk/car/audi-a3-2023-3b22dc1dfb46

• The nearest: 2023 Audi A3 S Line, 1.5 petrol hatchback, yellow, 3 miles from this car. Mileage: 34,042 miles. Price: £19,681, £814 less than this car. Dealer: Pentagon Huddersfield in Huddersfield. AskCar page: https://askcar.co.uk/car/audi-a3-2023-6d79d73942aa