2015 Audi S6 4.0

Price: £19,989.

AskCar lists 3 used Audi S6 from 3 UK dealerships, as of 10 November 2026.

Overview

  • Make: Audi
  • Model: S6
  • Version: 4.0 TFSI S tronic 4WD Euro 6 4dr (444 bhp)
  • Year: 2015
  • Mileage: 45,800 miles
  • Fuel: Petrol
  • Body: Saloon, 4 doors, 5 seats
  • Engine: 4.0 litres, 444 bhp
  • Gearbox: Automatic (S tronic)
  • Drive: Four-wheel drive
  • Colour: Black
  • CO2: 214 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2015 Audi S6 has covered 45,800 miles. We first recorded this car for sale today. Its advertised mileage matches the government's MOT record. The seller is Used Cars UK, based in Broxbourne. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 10 November 2026.

How we estimate prices and check cars

Used Cars UK is rated 4.8 out of 5 on Google.

Time on sale

AskCar first saw this 2015 Audi S6 advertised today.

Price history

AskCar first saw this advert on 10 November 2026 at £19,989. 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 10 November 2026: valid until 5 November 2027.

It has had 9 MOTs. The latest, on 6 November 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 45,966 miles, which matches the advertised 45,800 miles.

Browse all Audi S6 cars for sale · 2015 Audi S6 price guide

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Photos

68 photos of this car are on its AskCar page.

As of 10 November 2026, AskCar lists 591,054 cars and vans from 12,888 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.