2017 Audi S5 3.0 TFSI V6

Price: £16,690. Above the going rate: £1,417 (9%) over the AskCar estimate of £15,273, our expected asking price for this car from its model, age, mileage and specification, drawing on 360 priced Audi S5 adverts on AskCar as of 5 November 2026.

AskCar lists 373 used Audi S5 from 298 UK dealerships, as of 5 November 2026.

Overview

  • Make: Audi
  • Model: S5
  • Version: 3.0 TFSI V6 Cabriolet Tiptronic 4WD Euro 6 (s/s) 2dr (349 bhp)
  • Year: 2017
  • Mileage: 94,000 miles
  • Fuel: Petrol
  • Body: Convertible, 2 doors, 4 seats
  • Engine: 3.0 litres, 349 bhp
  • Gearbox: Automatic (Tiptronic)
  • Drive: Four-wheel drive
  • Colour: Grey
  • CO2: 177 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2017 Audi S5 has covered 94,000 miles, around 26,000 more miles than is typical for its age. The AskCar estimate for this car is £15,273. It is priced at £16,690, which is £1,417 above that estimate. The AskCar estimate uses 360 UK dealer adverts for the Audi S5, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this advert 67 days ago, and its asking price has since fallen by £800. Its advertised mileage matches the government's MOT record. It is advertised by Our Car in Louth. 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

Above the going rate: £1,417 (9%) over the AskCar estimate of £15,273.

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 360 priced Audi S5 adverts across different ages and specifications, as of 5 November 2026.

A 2017 Audi S5 with the 3.0 petrol engine is typically advertised at £19,100: the median of the 119 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2017 Audi S5 has been on sale for at least 67 days.

Price history

AskCar first saw this advert on 30 August 2026 at £17,490. Its asking price is now £16,690, £800 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

  • 30 August 2026: £17,490
  • 18 September 2026: £17,395
  • 14 October 2026: £16,890
  • 23 October 2026: £16,790
  • 31 October 2026: £16,690

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 22 June 2027.

It has had 11 MOTs. The latest, on 23 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 92,362 miles, which matches the advertised 94,000 miles.

Advertised mileage is about 26,000 miles higher than the median mileage of a 2017 Audi S5 on AskCar.

Browse all Audi S5 cars for sale · 2017 Audi S5 price guide

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Photos

40 photos of this car are on its AskCar page.

As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.