2020 Audi S4 Avant 3.0 TDI V6
Price: £31,990. Fair price: £1,350 (4%) over the AskCar estimate of £30,640, 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: 45,921 miles
- Fuel: Diesel
- Body: Estate, 5 doors, 5 seats
- Engine: 3.0 litres, 342 bhp
- Gearbox: Automatic (Tiptronic)
- Drive: Four-wheel drive
- Colour: Grey
- CO2: 163 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2020 Audi S4 Avant is advertised with 45,921 miles, approximately 15,000 below the typical mileage for its age. Its asking price of £31,990 is £1,350 above the AskCar estimate of £30,640. The AskCar estimate uses UK dealer asking prices, including 126 Audi S4 Avant adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data 38 days ago. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at Brownroyd Motors in Heywood. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 7 November 2026.
Price
Fair price: £1,350 (4%) over the AskCar estimate of £30,640.
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 38 days.
Price history
AskCar first saw this advert on 30 September 2026 at £31,990. Its asking price has not changed.
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 18 January 2027.
It has had 4 MOTs. The latest, on 8 January 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 41,097 miles, which matches the advertised 45,921 miles.
Advertised mileage is about 15,000 miles lower 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
45 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.