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: 22,164 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

With 22,164 miles on the clock, this 2023 Audi A3 S Line has done roughly 4,800 fewer miles than a typical 2023 Audi A3. Priced at £20,500, it is advertised £1,087 below the AskCar estimate of £21,587. The AskCar estimate draws on 6,542 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 29 days ago. Its asking price has since fallen by £760. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by 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: £1,087 (5%) under the AskCar estimate of £21,587.

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 29 days.

Price history

AskCar first saw this advert on 4 October 2026 at £21,260. Its asking price is now £20,500, £760 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

• 4 October 2026: £21,260
• 6 October 2026: £21,230
• 8 October 2026: £21,190
• 10 October 2026: £21,170
• 14 October 2026: £21,000
• 19 October 2026: £20,940
• 21 October 2026: £20,960
• 27 October 2026: £20,720
• 28 October 2026: £20,500

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 25 April 2027.

It has had one MOT, on 14 April 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 20,632 miles, which matches the advertised 22,164 miles.

Advertised mileage is about 4,800 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, white. Mileage: 22,183 miles. Price: £21,998, £1,498 more than this car. Dealer: Arnold Clark Derby Motorstore in Derby. AskCar page: https://askcar.co.uk/car/audi-a3-2023-1d9d32f2f766
• 2023 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 22,221 miles. Price: £23,750, £3,250 more than this car. Dealer: Sytner Group Audi Reading in Reading. AskCar page: https://askcar.co.uk/car/audi-a3-2023-aa82c1f633fb
• 2023 Audi A3 S Line, 1.5 petrol hatchback, white. Mileage: 22,642 miles. Price: £20,133, £367 less than this car. Dealer: Carsa Cannock in Cannock. AskCar page: https://askcar.co.uk/car/audi-a3-2023-98d74b455c16

• The nearest: 2023 Audi A3 S Line, 1.5 petrol hatchback, blue, under a mile from this car. Mileage: 43,682 miles. Price: £19,010, £1,490 less than this car. Dealer: Big Motoring World Sheffield in Sheffield. AskCar page: https://askcar.co.uk/car/audi-a3-2023-cffdf8b9b3e7