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: 35,182 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: Grey
• CO2: 137 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 35,182 miles on the clock, this 2023 Audi A5 S Line has done roughly 6,700 more miles than a typical 2023 Audi A5. Its asking price of £23,750 is £96 below the AskCar estimate of £23,846. The AskCar estimate draws on 1,865 Audi A5 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 21 days ago, the asking price has dropped by £240. Its advertised mileage matches the government's MOT record. The seller is Stratstone Audi Approved Aylesbury, based in Aylesbury. 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: £96 (under 1%) under the AskCar estimate of £23,846.

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 1,865 priced Audi A5 adverts across different ages and specifications, as of 4 November 2026.

A 2023 Audi A5 with the 2.0 diesel engine is typically advertised at £24,000: the median of the 263 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2023 Audi A5 has been on sale for at least 21 days.

Price history

AskCar first saw this advert on 14 October 2026 at £23,990. Its asking price is now £23,750, £240 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 14 October 2026: £23,990
• 20 October 2026: £23,950
• 31 October 2026: £23,750

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 11 September 2027.

It has had one MOT, on 12 September 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 33,970 miles, which matches the advertised 35,182 miles.

Advertised mileage is about 6,700 miles higher than the median mileage of a 2023 Audi A5 on AskCar.

Similar cars

71 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 4 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A5 S Line, 2.0 diesel hatchback, white. Mileage: 36,432 miles. Price: £25,495, £1,745 more than this car. Dealer: Jack Reid Cars in Carrickfergus. AskCar page: https://askcar.co.uk/car/audi-a5-2023-da381267a182
• 2023 Audi A5 S Line, 2.0 diesel hatchback, white. Mileage: 33,927 miles. Price: £23,698, £52 less than this car. Dealer: Arnold Clark Glasgow London Road Motorstore / Vanstore in Glasgow. AskCar page: https://askcar.co.uk/car/audi-a5-2023-4addb68b87ce
• 2023 Audi A5 S Line, 2.0 diesel hatchback, white. Mileage: 36,630 miles. Price: £22,795, £955 less than this car. Dealer: V12 Sports & Classics Ltd - Hinckley in Hinckley. AskCar page: https://askcar.co.uk/car/audi-a5-2023-3d0221eaab83

• The nearest: 2023 Audi A5 S Line, 2.0 diesel hatchback, green, 16 miles from this car. Mileage: 75,081 miles. Price: £21,295, £2,455 less than this car. Dealer: Tenby Car Supermarket in Luton. AskCar page: https://askcar.co.uk/car/audi-a5-2023-afd8dd390c6b