2023 Audi A3 2.0 TDI S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 2.0 TDI 35 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
• Year: 2023
• Mileage: 33,622 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A3 S Line has covered 33,622 miles, around 6,600 more miles than is typical for its age. Priced at £21,250, it is advertised £258 below the AskCar estimate of £21,508. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. We first saw this car advertised 41 days ago. Its asking price has since fallen by £1,500. The seller is Stratstone Warrington Audi, based in Warrington. 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: £258 (1%) under the AskCar estimate of £21,508.

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 2.0 diesel engine is typically advertised at £21,500: the median of the 113 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2023 Audi A3 has been on sale for at least 41 days.

Price history

AskCar first saw this advert on 22 September 2026 at £22,750. Its asking price is now £21,250, £1,500 less. The latest price cut was seen on 21 October 2026.

Price changes recorded:

• 22 September 2026: £22,750
• 4 October 2026: £21,264
• 21 October 2026: £21,250

Mileage and MOT

Advertised mileage is about 6,600 miles higher than the median mileage of a 2023 Audi A3 on AskCar.

Similar cars

40 other 2023 Audi A3 S Line 2.0 diesel automatic hatchbacks are for sale at UK dealers, from £16,203 to £24,699, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A3 S Line, 2.0 diesel hatchback, black. Mileage: 33,280 miles. Price: £20,714, £536 less than this car. Dealer: Pentagon Burton in Burton upon Trent. AskCar page: https://askcar.co.uk/car/audi-a3-2023-49adb3335e64
• 2023 Audi A3 S Line, 2.0 diesel hatchback, white. Mileage: 33,237 miles. Price: £21,498, £248 more than this car. Dealer: Eastern Western Motor Group Audi Edinburgh in Edinburgh. AskCar page: https://askcar.co.uk/car/audi-a3-2023-c68fd57a9b14
• 2023 Audi A3 S Line, 2.0 diesel hatchback, white. Mileage: 34,157 miles. Price: £21,114, £136 less than this car. Dealer: Vindis Group Peterborough Audi in Peterborough. AskCar page: https://askcar.co.uk/car/audi-a3-2023-2539225cd190

• The nearest: 2023 Audi A3 S Line, 2.0 diesel hatchback, blue, 14 miles from this car. Mileage: 52,822 miles. Price: £19,498, £1,752 less than this car. Dealer: Arnold Clark Bolton Motorstore / Vanstore in Bolton. AskCar page: https://askcar.co.uk/car/audi-a3-2023-1a3b34405e9c