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: 18,301 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A3 S Line is advertised with 18,301 miles, approximately 8,400 below the typical mileage for its age. The dealer is asking £22,798, which is £202 below the AskCar estimate of £23,000. To work out the AskCar estimate, we analyse UK dealer adverts for 6,630 Audi A3 cars across different ages and specifications. We first recorded this car for sale 41 days ago. Its advertised mileage matches the government's MOT record. The seller is Arnold Clark Stoke-on-Trent Motorstore, based in Stoke. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £202 (under 1%) under the AskCar estimate of £23,000.

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 6,630 priced Audi A3 adverts across different ages and specifications, as of 4 November 2026.

A 2023 Audi A3 with the 2.0 diesel engine is typically advertised at £21,400: the median of the 118 for sale on AskCar, as of 4 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 24 September 2026 at £22,798. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 20 August 2027.

It has had one MOT, on 19 August 2026, and passed.

Advisories at the latest test: nearside front shock absorbers has light misting of oil.

Mileage at that test: 18,299 miles, which matches the advertised 18,301 miles.

Advertised mileage is about 8,400 miles lower than the median mileage of a 2023 Audi A3 on AskCar.

Similar cars

42 other 2023 Audi A3 S Line 2.0 diesel automatic hatchbacks are for sale at UK dealers, from £16,203 to £25,490, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A3 S Line, 2.0 diesel hatchback, blue. Mileage: 16,888 miles. Price: £23,200, £402 more than this car. Dealer: John Clark Motor Group Aberdeen Audi in Aberdeen. AskCar page: https://askcar.co.uk/car/audi-a3-2023-2b501c550e73
• 2023 Audi A3 S Line, 2.0 diesel hatchback, blue. Mileage: 16,062 miles. Price: £22,692, £106 less than this car. Dealer: Lookers Audi Guildford in Guildford. AskCar page: https://askcar.co.uk/car/audi-a3-2023-0b6a96c11929
• 2023 Audi A3 S Line, 2.0 diesel hatchback, white. Mileage: 15,747 miles. Price: £22,998, £200 more than this car. Dealer: Arnold Clark Ayr Vauxhall in Prestwick. AskCar page: https://askcar.co.uk/car/audi-a3-2023-9728d557b6a3

• The nearest: 2023 Audi A3 S Line, 2.0 diesel hatchback, black, 29 miles from this car. Mileage: 33,280 miles. Price: £20,714, £2,084 less than this car. Dealer: Pentagon Burton in Burton upon Trent. AskCar page: https://askcar.co.uk/car/audi-a3-2023-49adb3335e64