2017 Audi S4 Avant 3.0 TFSI V6
Price: £20,999. Fair price: £414 (2%) over the AskCar estimate of £20,585, 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 TFSI V6 Tiptronic 4WD Euro 6 (s/s) 5dr (349 bhp)
- Year: 2017
- Mileage: 82,500 miles
- Fuel: Petrol
- Body: Estate, 5 doors, 5 seats
- Engine: 3.0 litres, 349 bhp
- Gearbox: Automatic (Tiptronic)
- Drive: Four-wheel drive
- Colour: Grey
- CO2: 175 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2017 Audi S4 Avant is advertised with 82,500 miles on the clock. Priced at £20,999, it is advertised £414 above the AskCar estimate of £20,585. The AskCar estimate uses 126 UK dealer adverts for the Audi S4 Avant, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records 163 days ago. The government's MOT record matches its advertised mileage. You can find this car at Sapphire Motors in Mill Hill. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 7 November 2026.
Price
Fair price: £414 (2%) over the AskCar estimate of £20,585.
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 2017 Audi S4 Avant with the 3.0 petrol engine is typically advertised at £20,200: the median of the 32 for sale on AskCar, as of 7 November 2026.
Time on sale
This 2017 Audi S4 Avant has been on sale for at least 163 days.
Price history
AskCar first saw this advert on 28 May 2026 at £20,999. 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 10 June 2027.
It has had 8 MOTs. The latest, on 11 June 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 82,517 miles, which matches the advertised 82,500 miles.
Advertised mileage is about 800 miles lower than the median mileage of a 2017 Audi S4 Avant on AskCar.
Browse all Audi S4 Avant cars for sale · 2017 Audi S4 Avant price guide
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Photos
43 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.