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 (S+V) (201 bhp)
• Year: 2025
• Mileage: 14,878 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: Black
• CO2: 139 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 14,878 miles, this 2025 Audi A5 Avant S Line has covered about 6,800 more miles than other 2025 Audi A5 Avant cars. The AskCar estimate for this car is £34,412. It is priced at £36,990, which is £2,578 above that estimate. The AskCar estimate uses 308 UK dealer adverts for the Audi A5 Avant, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records 20 days ago. 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: £2,578 (7%) over the AskCar estimate of £34,412.

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 20 days.

Price history

AskCar first saw this advert on 16 October 2026 at £36,990. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 6,800 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: 13,078 miles. Price: £36,990, the same price as 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, blue. Mileage: 16,801 miles. Price: £35,490, £1,500 less than this car. Dealer: Agnew Group Portadown Audi in Portadown. AskCar page: https://askcar.co.uk/car/audi-a5-avant-2025-8238e18bdf4c
• 2025 Audi A5 Avant S Line, 2.0 diesel estate, white. Mileage: 12,546 miles. Price: £35,898, £1,092 less than this car. Dealer: Eastern Western Motor Group Audi Edinburgh in Edinburgh. AskCar page: https://askcar.co.uk/car/audi-a5-avant-2025-a68e4c6b2dbe