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: 43,682 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

This 2023 Audi A3 S Line has covered 43,682 miles, around 16,700 more miles than is typical for its age. The AskCar estimate for this car is £19,391. It is priced at £19,010, which is £381 below that estimate. The AskCar estimate uses UK dealer asking prices, including 6,542 Audi A3 adverts, and accounts for the car’s age, mileage and specification. Since we first spotted the advert 17 days ago, the asking price has dropped by £480. The government's MOT record matches its advertised mileage. You can find this car at Big Motoring World Sheffield in Rotherham. 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: £381 (1%) under the AskCar estimate of £19,391.

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 17 days.

Price history

AskCar first saw this advert on 16 October 2026 at £19,490. Its asking price is now £19,010, £480 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 16 October 2026: £19,490
• 17 October 2026: £19,480
• 19 October 2026: £19,420
• 21 October 2026: £19,430
• 27 October 2026: £19,250
• 31 October 2026: £19,010

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 14 October 2027.

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

There were no advisories at the latest test.

Mileage at that test: 43,678 miles, which matches the advertised 43,682 miles.

Advertised mileage is about 16,700 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, white. Mileage: 43,410 miles. Price: £20,498, £1,488 more than this car. Dealer: Arnold Clark Ayr BYD in Prestwick. AskCar page: https://askcar.co.uk/car/audi-a3-2023-3798f832b717
• 2023 Audi A3 S Line, 1.5 petrol hatchback, blue. Mileage: 44,006 miles. Price: £18,395, £615 less than this car. Dealer: Motor Range Liverpool in Liverpool. AskCar page: https://askcar.co.uk/car/audi-a3-2023-6a9a24418027
• 2023 Audi A3 S Line, 1.5 petrol hatchback, blue. Mileage: 44,969 miles. Price: £20,495, £1,485 more than this car. Dealer: John Clark Motor Group in Inverness. AskCar page: https://askcar.co.uk/car/audi-a3-2023-0a5cf4726f3d

• The nearest: 2023 Audi A3 S Line, 1.5 petrol hatchback, blue, under a mile from this car. Mileage: 22,164 miles. Price: £20,500, £1,490 more than this car. Dealer: Big Motoring World Sheffield in Sheffield. AskCar page: https://askcar.co.uk/car/audi-a3-2023-c9f447793eb2