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: 61,059 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

At 61,059 miles, this 2023 Audi A3 S Line has covered about 34,100 more miles than other 2023 Audi A3 cars. Priced at £19,985, it is advertised £1,458 above the AskCar estimate of £18,527. The AskCar estimate uses UK dealer asking prices, including 6,542 Audi A3 adverts, and accounts for the car’s age, mileage and specification. It first appeared in our advert records 38 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Donnelly Motorstore Dungannon, based in Dungannon. 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: £1,458 (7%) over the AskCar estimate of £18,527.

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 38 days.

Price history

AskCar first saw this advert on 25 September 2026 at £19,985. 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 2 November 2026: valid until 28 March 2027.

It has had one MOT, on 25 March 2026, and passed.

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

Mileage at that test: 52,236 miles, which matches the advertised 61,059 miles.

Advertised mileage is about 34,100 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, grey. Mileage: 58,100 miles. Price: £18,750, £1,235 less than this car. Dealer: S Mckeever Cars in Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2023-d3b081ee52e5
• 2023 Audi A3 S Line, 2.0 diesel hatchback, grey. Mileage: 57,767 miles. Price: £18,946, £1,039 less than this car. Dealer: Group 1 Automotive Chingford Audi in Chingford. AskCar page: https://askcar.co.uk/car/audi-a3-2023-56f9d1600591
• 2023 Audi A3 S Line, 2.0 diesel hatchback, blue. Mileage: 56,218 miles. Price: £19,495, £490 less than this car. Dealer: John Clark Motor Group in Inverness. AskCar page: https://askcar.co.uk/car/audi-a3-2023-3d32fff3cf5b

• The nearest: 2023 Audi A3 S Line, 2.0 diesel hatchback, grey, 21 miles from this car. Mileage: 54,000 miles. Price: £18,950, £1,035 less than this car. Dealer: MC Autosales in Magherafelt. AskCar page: https://askcar.co.uk/car/audi-a3-2023-354fa7fabd84