2023 Audi A5 2.0 TDI S Line

Overview

• Make: Audi
• Model: A5
• Trim: S Line
• Version: 2.0 TDI 35 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (161 bhp)
• Year: 2023
• Mileage: 21,500 miles
• Fuel: Diesel, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 161 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 137 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 21,500 miles on the clock, this 2023 Audi A5 S Line has done roughly 7,700 fewer miles than a typical 2023 Audi A5. Priced at £25,100, it is advertised £396 below the AskCar estimate of £25,496. The AskCar estimate draws on 1,830 Audi A5 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 43 days ago. Its asking price has since fallen by £1,100. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Vindis Group Peterborough Audi, based in Peterborough. 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: £396 (1%) under the AskCar estimate of £25,496.

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 1,830 priced Audi A5 adverts across different ages and specifications, as of 2 November 2026.

A 2023 Audi A5 with the 2.0 diesel engine is typically advertised at £24,000: the median of the 268 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2023 Audi A5 has been on sale for at least 43 days.

Price history

AskCar first saw this advert on 20 September 2026 at £26,200. Its asking price is now £25,100, £1,100 less. The latest price cut was seen on 17 October 2026.

Price changes recorded:

• 20 September 2026: £26,200
• 22 September 2026: £25,913
• 24 September 2026: £25,922
• 26 September 2026: £25,946
• 27 September 2026: £26,200
• 29 September 2026: £25,923
• 30 September 2026: £25,919
• 1 October 2026: £25,873
• 3 October 2026: £25,872
• 4 October 2026: £25,771
• 6 October 2026: £25,879
• 7 October 2026: £25,780
• 8 October 2026: £25,865
• 9 October 2026: £25,766
• 10 October 2026: £25,811
• 11 October 2026: £25,712
• 13 October 2026: £25,758
• 14 October 2026: £25,760
• 15 October 2026: £25,704
• 16 October 2026: £25,694
• 17 October 2026: £25,100

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 30 May 2027.

It has had one MOT, on 30 May 2026, and passed.

Advisories at the latest test: front tyre worn close to legal limit/worn on edge both sides.

Mileage at that test: 21,040 miles, which matches the advertised 21,500 miles.

Advertised mileage is about 7,700 miles lower than the median mileage of a 2023 Audi A5 on AskCar.

Similar cars

74 other 2023 Audi A5 S Line 2.0 diesel automatic hatchbacks are for sale at UK dealers, from £15,990 to £29,900, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A5 S Line, 2.0 diesel hatchback, blue. Mileage: 21,061 miles. Price: £24,295, £805 less than this car. Dealer: Lookers Audi Hamilton in Hamilton. AskCar page: https://askcar.co.uk/car/audi-a5-2023-42e4f3f7eb3d
• 2023 Audi A5 S Line, 2.0 diesel hatchback, grey. Mileage: 20,186 miles. Price: £26,990, £1,890 more than this car. Dealer: Agnew Group Belfast Audi in Belfast. AskCar page: https://askcar.co.uk/car/audi-a5-2023-f35a41b6fa4c
• 2023 Audi A5 S Line, 2.0 diesel hatchback, blue. Mileage: 23,023 miles. Price: £26,990, £1,890 more than this car. Dealer: Agnew Group Portadown Audi in Portadown. AskCar page: https://askcar.co.uk/car/audi-a5-2023-e7dd95f926fc

• The nearest: 2023 Audi A5 S Line, 2.0 diesel hatchback, black, 19 miles from this car. Mileage: 17,000 miles. Price: £25,607, £507 more than this car. Dealer: Vindis Group Huntingdon Audi in Huntingdon. AskCar page: https://askcar.co.uk/car/audi-a5-2023-98dd744154d8