2018 Audi S5 3.0 TFSI V6

Price: £20,490. Fair price: £1,403 (7%) over the AskCar estimate of £19,087, our expected asking price for this car from its model, age, mileage and specification, drawing on 346 priced Audi S5 adverts on AskCar as of 1 November 2026.

AskCar lists 357 used Audi S5 from 286 UK dealerships, as of 1 November 2026.

Overview

  • Make: Audi
  • Model: S5
  • Version: 3.0 TFSI V6 Auto 4WD Euro 6 (s/s) 2dr
  • Year: 2018
  • Mileage: 68,500 miles
  • Fuel: Petrol
  • Body: Coupe, 2 doors, 4 seats
  • Engine: 3.0 litres
  • Gearbox: Automatic
  • Drive: Four-wheel drive
  • Colour: Black
  • CO2: 174 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Audi S5 has covered 68,500 miles, around 2,400 more miles than is typical for its age. The AskCar estimate for this car is £19,087. It is priced at £20,490, which is £1,403 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 346 Audi S5 cars across different ages and specifications. We have tracked this advert for 1 day. Its advertised mileage matches the government's MOT record. The seller is Evans Halshaw Citroen Rotherham, based in Rotherham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 1 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,403 (7%) over the AskCar estimate of £19,087.

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 346 priced Audi S5 adverts across different ages and specifications, as of 1 November 2026.

Time on sale

AskCar first saw this 2018 Audi S5 advertised 1 day ago.

Price history

AskCar first saw this advert on 31 October 2026 at £20,490. 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 1 November 2026: valid until 18 September 2027.

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

There were no advisories at the latest test.

Mileage at that test: 66,467 miles, which matches the advertised 68,500 miles.

Advertised mileage is about 2,400 miles higher than the median mileage of a 2018 Audi S5 on AskCar.

Browse all Audi S5 cars for sale · 2018 Audi S5 price guide

More like this

Photos

5 photos of this car are on its AskCar page.

As of 1 November 2026, AskCar lists 578,994 cars and vans from 12,654 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.