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: 20,212 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: White
• CO2: 135 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A3 S Line has covered 20,212 miles, around 6,400 fewer miles than is typical for its age. The AskCar estimate for this car is £21,446. It is priced at £19,999, which is £1,447 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 6,629 Audi A3 cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 111 days, and its asking price is down £1,500. Its advertised mileage matches the government's MOT record. The seller is HPL Wirral, based in Wirral. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 10 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,447 (6%) under the AskCar estimate of £21,446.

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 6,629 priced Audi A3 adverts across different ages and specifications, as of 10 November 2026.

A 2023 Audi A3 with the 1.5 petrol engine is typically advertised at £20,500: the median of the 493 for sale on AskCar, as of 10 November 2026.

Time on sale

The dealer may accept less. This 2023 Audi A3 has been on sale for at least 111 days, and its asking price has been cut by £1,500. About half of 2023 Audi A3 cars are gone from sale within a month of being advertised: 1,093 of the 2,173 first advertised between 10 July 2026 and 7 October 2026.

Price history

AskCar first saw this advert on 22 July 2026 at £21,499. Its asking price is now £19,999, £1,500 less. The latest price cut was seen on 29 October 2026.

Price changes recorded:

• 22 July 2026: £21,499
• 29 October 2026: £19,999

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 10 November 2026: valid until 19 January 2027.

It has had one MOT, on 6 January 2026, and passed.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge; offside front tyre worn close to legal limit/worn on edge; nearside front tyre slightly damaged/cracking or perishing; and 3 more.

Mileage at that test: 17,812 miles, which matches the advertised 20,212 miles.

Advertised mileage is about 6,400 miles lower than the median mileage of a 2023 Audi A3 on AskCar.

Similar cars

131 other 2023 Audi A3 S Line 1.5 petrol automatic hatchbacks are for sale at UK dealers, from £17,280 to £24,670, as of 10 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A3 S Line, 1.5 petrol hatchback, white. Mileage: 19,871 miles. Price: £21,300, £1,301 more than this car. Dealer: Carbase Bristol in Bristol. AskCar page: https://askcar.co.uk/car/audi-a3-2023-6c7be8191806
• 2023 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 20,704 miles. Price: £20,495, £496 more than this car. Dealer: Witham Garage in Melton Mowbray. AskCar page: https://askcar.co.uk/car/audi-a3-2023-49d5c7952a20
• 2023 Audi A3 S Line, 1.5 petrol hatchback, white. Mileage: 19,591 miles. Price: £21,659, £1,660 more than this car. Dealer: York Ward & Rowlatt in Wellingborough. AskCar page: https://askcar.co.uk/car/audi-a3-2023-b9ea7c7fe708

• The nearest: 2023 Audi A3 S Line, 1.5 petrol hatchback, black, 7 miles from this car. Mileage: 36,386 miles. Price: £19,250, £749 less than this car. Dealer: Johnsons Hyundai Liverpool in Liverpool. AskCar page: https://askcar.co.uk/car/audi-a3-2023-816cee97bfb6