2023 Audi A3 1.5 TFSI S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 1.5 TFSI 35 S Line Manual FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
• Year: 2023
• Mileage: 11,567 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 136 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A3 S Line has covered 11,567 miles, around 15,400 fewer miles than is typical for its age. The dealer is asking £21,070, which is £398 above the AskCar estimate of £20,672. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. The asking price is now £330 lower than when we first recorded the advert 40 days ago. Its advertised mileage matches the government's MOT record. It is for sale at JCT600 Hull Audi in Hessle. 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: £398 (1%) over the AskCar estimate of £20,672.

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 40 days.

Price history

AskCar first saw this advert on 23 September 2026 at £21,400. Its asking price is now £21,070, £330 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 23 September 2026: £21,400
• 25 September 2026: £21,595
• 26 September 2026: £22,248
• 28 September 2026: £22,029
• 12 October 2026: £21,877
• 16 October 2026: £21,625
• 27 October 2026: £21,464
• 28 October 2026: £21,247
• 31 October 2026: £21,070

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 15 August 2027.

It has had one MOT, on 10 August 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 11,045 miles, which matches the advertised 11,567 miles.

Advertised mileage is about 15,400 miles lower than the median mileage of a 2023 Audi A3 on AskCar.

Similar cars

79 other 2023 Audi A3 S Line 1.5 petrol manual hatchbacks are for sale at UK dealers, from £13,995 to £22,498, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A3 S Line, 1.5 petrol hatchback, white. Mileage: 11,443 miles. Price: £19,404, £1,666 less than this car. Dealer: CarTime in Bury. AskCar page: https://askcar.co.uk/car/audi-a3-2023-50f29e96296d
• 2023 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 11,896 miles. Price: £21,480, £410 more than this car. Dealer: Harwoods Five Oaks Audi in Five Oaks. AskCar page: https://askcar.co.uk/car/audi-a3-2023-5c1f92504053
• 2023 Audi A3 S Line, 1.5 petrol hatchback, white. Mileage: 10,610 miles. Price: £20,130, £940 less than this car. Dealer: Big Motoring World Blue Bell Hill in Blue Bell Hill. AskCar page: https://askcar.co.uk/car/audi-a3-2023-d47dec38e158

• The nearest: 2023 Audi A3 S Line, 1.5 petrol hatchback, grey, 5 miles from this car. Mileage: 26,027 miles. Price: £17,990, £3,080 less than this car. Dealer: MinsterMotorGroup.com in Kingston upon Hull. AskCar page: https://askcar.co.uk/car/audi-a3-2023-1ad2f3db287c