2018 Audi S5 3.0 TFSI V6
Price: £19,900. Fair price: £1,420 (6%) under the AskCar estimate of £21,320, our expected asking price for this car from its model, age, mileage and specification, drawing on 354 priced Audi S5 adverts on AskCar as of 2 November 2026.
AskCar lists 366 used Audi S5 from 294 UK dealerships, as of 2 November 2026.
Overview
- Make: Audi
- Model: S5
- Version: 3.0 TFSI V6 Sportback Tiptronic 4WD Euro 6 (s/s) 5dr (349 bhp)
- Year: 2018
- Mileage: 67,000 miles
- Fuel: Petrol
- Body: Hatchback, 5 doors, 4 seats
- Engine: 3.0 litres, 349 bhp
- Gearbox: Automatic (Tiptronic)
- Drive: Four-wheel drive
- Colour: Blue
- CO2: 174 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
The advertised mileage for this 2018 Audi S5 is 67,000 miles. Its asking price of £19,900 is £1,420 below the AskCar estimate of £21,320. The AskCar estimate draws on 354 Audi S5 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 9 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is DMB Collection Thirsk, based in North Yorkshire. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Fair price: £1,420 (6%) under the AskCar estimate of £21,320.
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 354 priced Audi S5 adverts across different ages and specifications, as of 2 November 2026.
A 2018 Audi S5 with the 3.0 petrol engine is typically advertised at £20,500: the median of the 57 for sale on AskCar, as of 2 November 2026.
Time on sale
This 2018 Audi S5 has been on sale for at least 9 days.
Price history
AskCar first saw this advert on 24 October 2026 at £19,900. 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 2 November 2026: valid until 18 August 2027.
It has had 6 MOTs. The latest, on 12 August 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 64,780 miles, which matches the advertised 67,000 miles.
Advertised mileage is about 900 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
- Used Audi S5 for sale under £20,000
- Used petrol Audi S5 for sale
- Used Audi S5 for sale near Northallerton
Photos
34 photos of this car are on its AskCar page.
As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.