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: 26,247 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

The advertised mileage for this 2023 Audi A3 S Line is 26,247 miles. Priced at £23,000, it is advertised £1,790 above the AskCar estimate of £21,210. The AskCar estimate uses 6,542 UK dealer adverts for the Audi A3, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this advert 19 days ago, and its asking price has since fallen by £500. Its advertised mileage matches the government's MOT record. The seller is Sytner Group Huddersfield Audi, based in Huddersfield. 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

Above the going rate: £1,790 (8%) over the AskCar estimate of £21,210.

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 £23,500. Its asking price is now £23,000, £500 less. The latest price cut was seen on 26 October 2026.

Price changes recorded:

• 14 October 2026: £23,500
• 26 October 2026: £23,000

Mileage and MOT

It has had one MOT, on 15 October 2026, and failed.

It failed on: offside rear tyre has a cut in excess of the requirements deep enough to reach the ply or cords.

Mileage at that test: 26,248 miles, which matches the advertised 26,247 miles.

Advertised mileage is about 800 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: 26,251 miles. Price: £21,150, £1,850 less than this car. Dealer: JCT600 Doncaster Audi in Doncaster. AskCar page: https://askcar.co.uk/car/audi-a3-2023-9bf70e57e399
• 2023 Audi A3 S Line, 1.5 petrol hatchback, blue. Mileage: 26,175 miles. Price: £19,525, £3,475 less than this car. Dealer: Carsa Cannock in Cannock. AskCar page: https://askcar.co.uk/car/audi-a3-2023-b8ee81d3093a
• 2023 Audi A3 S Line, 1.5 petrol hatchback, white. Mileage: 26,175 miles. Price: £21,500, £1,500 less than this car. Dealer: Sytner Group Nottingham Audi in Nottingham. AskCar page: https://askcar.co.uk/car/audi-a3-2023-165a891c86b5

• The nearest: 2023 Audi A3 S Line, 1.5 petrol hatchback, white, under a mile from this car. Mileage: 30,944 miles. Price: £21,000, £2,000 less than this car. Dealer: Sytner Group Huddersfield Audi in Huddersfield. AskCar page: https://askcar.co.uk/car/audi-a3-2023-e11cdefd88cb