2018 Audi A5 2.0 TFSI S Line

Overview

• Make: Audi
• Model: A5
• Trim: S Line
• Version: 2.0 TFSI S Line S tronic FWD Euro 6 2dr (187 bhp)
• Year: 2018
• Mileage: 74,908 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 128 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Audi A5 S Line is advertised with 74,908 miles, approximately 3,000 above the typical mileage for its age. The dealer is asking £12,500, which is £586 below the AskCar estimate of £13,086. To work out the AskCar estimate, we analyse UK dealer adverts for 1,830 Audi A5 cars across different ages and specifications. We have tracked this advert for 2 days. Its advertised mileage matches the government's MOT record. It is advertised by Avanti Automotive in Bristol. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £586 (4%) under the AskCar estimate of £13,086.

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 £12,500. 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 1 December 2026.

It has had 7 MOTs. The latest, on 2 December 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 60,968 miles, which matches the advertised 74,908 miles.

Advertised mileage is about 3,000 miles higher than the median mileage of a 2018 Audi A5 on AskCar.

Similar cars

18 other 2018 Audi A5 S Line 2.0 petrol automatic coupes are for sale at UK dealers, from £8,940 to £19,990, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 Audi A5 S Line, 2.0 petrol coupe, white. Mileage: 72,059 miles. Price: £12,750, £250 more than this car. Dealer: Digbeth Motor Sales in Birmingham. AskCar page: https://askcar.co.uk/car/audi-a5-2018-774ec2a39ee0
• 2018 Audi A5 S Line, 2.0 petrol coupe, black. Mileage: 71,755 miles. Price: £13,959, £1,459 more than this car. Dealer: Drift Bridge Walton Audi in Walton-on-Thames. AskCar page: https://askcar.co.uk/car/audi-a5-2018-5c27de93637e
• 2018 Audi A5 S Line, 2.0 petrol coupe, white. Mileage: 67,500 miles. Price: £12,995, £495 more than this car. Dealer: DGA Cars in Downham Market. AskCar page: https://askcar.co.uk/car/audi-a5-2018-9cc6b6424ec2

• The nearest: 2018 Audi A5 S Line, 2.0 petrol coupe, white, under a mile from this car. Mileage: 60,737 miles. Price: £14,000, £1,500 more than this car. Dealer: Avanti Automotive in Bristol. AskCar page: https://askcar.co.uk/car/audi-a5-2018-029f270bdce4