2020 Audi S4 Avant 3.0 TDI V6
Price: £25,795. Fair price: £1,427 (5%) under the AskCar estimate of £27,222, our expected asking price for this car from its model, age, mileage and specification, drawing on 126 priced Audi S4 Avant adverts on AskCar as of 7 November 2026.
AskCar lists 128 used Audi S4 Avant from 118 UK dealerships, as of 7 November 2026.
Overview
- Make: Audi
- Model: S4 Avant
- Version: 3.0 TDI V6 Tiptronic 4WD Euro 6 (s/s) 5dr (342 bhp)
- Year: 2020
- Mileage: 66,500 miles
- Fuel: Diesel
- Body: Estate, 5 doors, 5 seats
- Engine: 3.0 litres, 342 bhp
- Gearbox: Automatic (Tiptronic)
- Drive: Four-wheel drive
- Colour: Black
- CO2: 187 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
At 66,500 miles, this 2020 Audi S4 Avant has covered about 5,600 more miles than other 2020 Audi S4 Avant cars. Its asking price of £25,795 is £1,427 below the AskCar estimate of £27,222. The AskCar estimate draws on 126 Audi S4 Avant adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 28 days ago. Its asking price has since fallen by £200. The government's MOT record matches its advertised mileage. It is advertised by Evolve Motor Company in Newport. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 7 November 2026.
Price
Fair price: £1,427 (5%) under the AskCar estimate of £27,222.
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 126 priced Audi S4 Avant adverts across different ages and specifications, as of 7 November 2026.
A 2020 Audi S4 Avant with the 3.0 diesel engine is typically advertised at £27,700: the median of the 21 for sale on AskCar, as of 7 November 2026.
Time on sale
This 2020 Audi S4 Avant has been on sale for at least 28 days.
Price history
AskCar first saw this advert on 10 October 2026 at £25,995. Its asking price is now £25,795, £200 less. The latest price cut was seen on 7 November 2026.
Price changes recorded:
- 10 October 2026: £25,995
- 7 November 2026: £25,795
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 27 August 2027.
It has had 7 MOTs. The latest, on 28 August 2026, passed.
Advisories at the latest test: nearside rear nail in tyre; offside rear nail in tyre.
Mileage at that test: 65,910 miles, which matches the advertised 66,500 miles.
Advertised mileage is about 5,600 miles higher than the median mileage of a 2020 Audi S4 Avant on AskCar.
Browse all Audi S4 Avant cars for sale · 2020 Audi S4 Avant price guide
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Photos
28 photos of this car are on its AskCar page.
As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.