2018 Audi A5 2.0 TFSI S Line
Price: £15,100. Fair price: £549 (3%) under the AskCar estimate of £15,649, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,830 priced Audi A5 adverts on AskCar as of 2 November 2026.
AskCar lists 1,887 used Audi A5 from 1,070 UK dealerships, as of 2 November 2026.
Overview
- Make: Audi
- Model: A5
- Trim: S Line
- Version: 2.0 TFSI S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (187 bhp)
- Year: 2018
- Mileage: 47,453 miles
- Fuel: Petrol
- Body: Hatchback, 5 doors, 5 seats
- Engine: 2.0 litres, 187 bhp
- Gearbox: Automatic (S tronic)
- Drive: Front-wheel drive
- Colour: Grey
- CO2: 128 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2018 Audi A5 S Line has covered 47,453 miles, around 24,400 fewer miles than is typical for its age. The AskCar estimate for this car is £15,649. It is priced at £15,100, which is £549 below that estimate. The AskCar estimate draws on 1,830 Audi A5 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 2 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at Car Planet Barnet in New Southgate. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Fair price: £549 (3%) under the AskCar estimate of £15,649.
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 1,830 priced Audi A5 adverts across different ages and specifications, as of 2 November 2026.
A 2018 Audi A5 with the 2.0 petrol engine is typically advertised at £13,900: the median of the 117 for sale on AskCar, as of 2 November 2026.
Time on sale
AskCar first saw this 2018 Audi A5 advertised 2 days ago. About half of 2018 Audi A5 cars are gone from sale within a month of being advertised: 101 of the 197 first advertised between 7 July 2026 and 29 September 2026.
Price history
AskCar first saw this advert on 31 October 2026 at £15,100. 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 17 July 2027.
It has had 5 MOTs. The latest, on 9 July 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 46,938 miles, which matches the advertised 47,453 miles.
Advertised mileage is about 24,400 miles lower than the median mileage of a 2018 Audi A5 on AskCar.
Similar cars
23 other 2018 Audi A5 S Line 2.0 petrol automatic hatchbacks are for sale at UK dealers, from £10,989 to £19,999, as of 2 November 2026.
The 3 closest to this car in mileage:
- 2018 Audi A5 S Line, 2.0 petrol hatchback, black. Mileage: 48,170 miles. Price: £19,995, £4,895 more than this car. Dealer: Billzo Motors in Manchester. AskCar page: https://askcar.co.uk/car/audi-a5-2018-ab9251fa1196
- 2018 Audi A5 S Line, 2.0 petrol hatchback, black. Mileage: 52,834 miles. Price: £14,989, £111 less than this car. Dealer: Autobarn Motor Company in Burnley. AskCar page: https://askcar.co.uk/car/audi-a5-2018-755e69a4aa5e
- 2018 Audi A5 S Line, 2.0 petrol hatchback, white. Mileage: 53,200 miles. Price: £17,490, £2,390 more than this car. Dealer: Rovia Cars in Waltham Cross. AskCar page: https://askcar.co.uk/car/audi-a5-2018-54f74e0ba284
Browse all Audi A5 cars for sale · 2018 Audi A5 price guide
More like this
- Used Audi A5 S Line prices
- Used Audi A5 for sale under £20,000
- Used automatic Audi A5 for sale
- Used petrol Audi A5 for sale
Photos
1 photo of this car is 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.