2018 Audi A5 2.0 TFSI S Line

Overview

• Make: Audi
• Model: A5
• Trim: S Line
• Version: 2.0 TFSI S Line Manual FWD Euro 6 (s/s) 5dr Sportback (187 bhp)
• Year: 2018
• Mileage: 54,670 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: White
• CO2: 132 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Audi A5 S Line is advertised with 54,670 miles, approximately 16,600 below the typical mileage for its age. The dealer is asking £13,995, which is £366 above the AskCar estimate of £13,629. To work out the AskCar estimate, we analyse UK dealer adverts for 1,868 Audi A5 cars across different ages and specifications. The dealer may accept less: this car has been on sale for at least 77 days, and its asking price has been cut by £504. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is for sale at ARJ Motors in Addlestone. 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

Fair price: £366 (2%) over the AskCar estimate of £13,629.

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 1,868 priced Audi A5 adverts across different ages and specifications, as of 5 November 2026.

A 2018 Audi A5 with the 2.0 petrol engine is typically advertised at £13,500: the median of the 120 for sale on AskCar, as of 5 November 2026.

Time on sale

The dealer may accept less. This 2018 Audi A5 has been on sale for at least 77 days, and its asking price has been cut by £504. About half of 2018 Audi A5 cars are gone from sale within a month of being advertised: 107 of the 207 first advertised between 7 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 20 August 2026 at £14,499. Its asking price is now £13,995, £504 less. The latest price cut was seen on 20 October 2026.

Price changes recorded:

• 20 August 2026: £14,499
• 4 September 2026: £13,995
• 21 September 2026: £14,499
• 28 September 2026: £14,500
• 20 October 2026: £13,995

Mileage and MOT

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

It has had 10 MOTs. The latest, on 3 April 2026, passed.

Advisories at the latest test: nearside rear child seat fitted not allowing full inspection of adult belt.

Mileage at that test: 53,254 miles, which matches the advertised 54,670 miles.

Advertised mileage is about 16,600 miles lower than the median mileage of a 2018 Audi A5 on AskCar.

Similar cars

5 other 2018 Audi A5 S Line 2.0 petrol manual hatchbacks are for sale at UK dealers, from £11,900 to £15,498, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2018 Audi A5 S Line, 2.0 petrol hatchback, blue. Mileage: 59,642 miles. Price: £13,998, the same price as this car. Dealer: Arnold Clark Huddersfield Motorstore in Huddersfield. AskCar page: https://askcar.co.uk/car/audi-a5-2018-5c58598109fe
• 2018 Audi A5 S Line, 2.0 petrol hatchback, red. Mileage: 49,413 miles. Price: £15,498, £1,503 more than this car. Dealer: Arnold Clark Broxburn SEAT / Fiat in Broxburn. AskCar page: https://askcar.co.uk/car/audi-a5-2018-6e601132a8bc
• 2018 Audi A5 S Line, 2.0 petrol hatchback, black. Mileage: 63,098 miles. Price: £13,900, £95 less than this car. Dealer: Sytner Select Northampton in Northampton. AskCar page: https://askcar.co.uk/car/audi-a5-2018-2ba4a14d1b53

• The nearest: 2018 Audi A5 S Line, 2.0 petrol hatchback, grey, 15 miles from this car. Mileage: 66,388 miles. Price: £12,995, £1,000 less than this car. Dealer: Great London Auto in Willesden. AskCar page: https://askcar.co.uk/car/audi-a5-2018-ce357a055bda