2025 Audi A5 Avant 2.0 TDI S Line

Overview

• Make: Audi
• Model: A5 Avant
• Trim: S Line
• Version: 2.0 TDI 204 S Line S tronic 4WD Euro 6 5dr (201 bhp)
• Year: 2025
• Mileage: 16,801 miles
• Fuel: Diesel, mild hybrid
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Four-wheel drive
• Colour: Blue
• CO2: 137 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 16,801 miles, this 2025 Audi A5 Avant S Line has covered about 8,700 more miles than other 2025 Audi A5 Avant cars. Its asking price of £35,490 is £1,485 above the AskCar estimate of £34,005. To work out the AskCar estimate, we analyse UK dealer adverts for 308 Audi A5 Avant cars across different ages and specifications. Since we first spotted the advert 84 days ago, the asking price has dropped by £1,000. The seller is Agnew Group Portadown Audi, based in Portadown. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,485 (4%) over the AskCar estimate of £34,005.

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 308 priced Audi A5 Avant adverts across different ages and specifications, as of 5 November 2026.

A 2025 Audi A5 Avant with the 2.0 diesel engine is typically advertised at £33,100: the median of the 146 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2025 Audi A5 Avant has been on sale for at least 84 days.

Price history

AskCar first saw this advert on 13 August 2026 at £36,490. Its asking price is now £35,490, £1,000 less. The latest price cut was seen on 14 October 2026.

Price changes recorded:

• 13 August 2026: £36,490
• 15 August 2026: £36,990
• 4 September 2026: £35,990
• 8 October 2026: £35,850
• 14 October 2026: £35,490

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 8,700 miles higher than the median mileage of a 2025 Audi A5 Avant on AskCar.

Similar cars

14 other 2025 Audi A5 Avant S Line 2.0 diesel automatic estates are for sale at UK dealers, from £28,299 to £41,797, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2025 Audi A5 Avant S Line, 2.0 diesel estate, black. Mileage: 14,878 miles. Price: £36,990, £1,500 more than this car. Dealer: Agnew Group Portadown Audi in Portadown. AskCar page: https://askcar.co.uk/car/audi-a5-avant-2025-42c08b4f915a
• 2025 Audi A5 Avant S Line, 2.0 diesel estate, black. Mileage: 13,078 miles. Price: £36,990, £1,500 more than this car. Dealer: Agnew Group Portadown Audi in Portadown. AskCar page: https://askcar.co.uk/car/audi-a5-avant-2025-fc4badfa3167
• 2025 Audi A5 Avant S Line, 2.0 diesel estate, white. Mileage: 12,546 miles. Price: £35,898, £408 more than this car. Dealer: Eastern Western Motor Group Audi Edinburgh in Edinburgh. AskCar page: https://askcar.co.uk/car/audi-a5-avant-2025-a68e4c6b2dbe