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: 8,632 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: Blue
• CO2: 135 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2023 Audi A3 S Line is 8,632 miles. Its asking price of £21,200 is £1,667 below the AskCar estimate of £22,867. The AskCar estimate uses UK dealer asking prices, including 6,645 Audi A3 adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 150 days ago. Its asking price has since fallen by £1,900. The latest MOT recorded 11,779 miles, above the advertised mileage. Check this with the dealer. Its recorded MOT is valid until 30 March 2027. The seller is Big Motoring World Leeds, based in Leeds. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,667 (7%) under the AskCar estimate of £22,867.

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 6,645 priced Audi A3 adverts across different ages and specifications, as of 5 November 2026.

A 2023 Audi A3 with the 1.5 petrol engine is typically advertised at £20,500: the median of the 513 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2023 Audi A3 has been on sale for at least 150 days.

Price history

AskCar first saw this advert on 8 June 2026 at £23,100. Its asking price is now £21,200, £1,900 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

• 8 June 2026: £23,100
• 25 June 2026: £22,950
• 2 July 2026: £22,740
• 8 July 2026: £22,590
• 15 July 2026: £22,390
• 25 July 2026: £22,510
• 29 July 2026: £22,150
• 3 August 2026: £22,120
• 8 August 2026: £21,920
• 11 August 2026: £21,930
• 18 August 2026: £21,910
• 21 August 2026: £21,740
• 27 August 2026: £21,710
• 1 September 2026: £22,700
• 1 October 2026: £21,430
• 8 October 2026: £21,340
• 20 October 2026: £22,100
• 4 November 2026: £21,200

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 30 March 2027.

It has had one MOT, on 12 March 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 11,779 miles. The advert says 8,632 miles, fewer than the MOT record, so ask the dealer which is right.

Advertised mileage is about 18,100 miles lower than the median mileage of a 2023 Audi A3 on AskCar.

Similar cars

137 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 5 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A3 S Line, 1.5 petrol hatchback, blue. Mileage: 8,575 miles. Price: £23,356, £2,156 more than this car. Dealer: Lookers Audi Guildford in Guildford. AskCar page: https://askcar.co.uk/car/audi-a3-2023-3953533a3683
• 2023 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 8,413 miles. Price: £23,550, £2,350 more than this car. Dealer: Group 1 Automotive Finchley Road Audi in Camden. AskCar page: https://askcar.co.uk/car/audi-a3-2023-e8302566b623
• 2023 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 9,535 miles. Price: £20,960, £240 less than this car. Dealer: Big Motoring World Norwich in Norwich. AskCar page: https://askcar.co.uk/car/audi-a3-2023-434062972fdc

• The nearest: 2023 Audi A3 S Line, 1.5 petrol hatchback, white, under a mile from this car. Mileage: 17,423 miles. Price: £20,460, £740 less than this car. Dealer: Big Motoring World Leeds in Leeds. AskCar page: https://askcar.co.uk/car/audi-a3-2023-92d4a3f4aa08