2018 Audi A3 2.0 TFSI S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 2.0 TFSI S Line S tronic 4WD Euro 6 (s/s) 5dr Sportback (187 bhp)
• Year: 2018
• Mileage: 77,000 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic (S tronic)
• Drive: Four-wheel drive
• Colour: Blue
• CO2: 134 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 77,000 miles on the clock, this 2018 Audi A3 S Line has done roughly 12,000 more miles than a typical 2018 Audi A3. The dealer is asking £12,989, which is £871 below the AskCar estimate of £13,860. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. The asking price is now £400 lower than when we first recorded the advert 17 days ago. We checked its advertised mileage against the government's MOT record, and they match. You can find this car at Emaari Automotive in Croydon. 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: £871 (6%) under the AskCar estimate of £13,860.

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 6,542 priced Audi A3 adverts across different ages and specifications, as of 2 November 2026.

A 2018 Audi A3 with the 2.0 petrol engine is typically advertised at £13,500: the median of the 68 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 Audi A3 has been on sale for at least 17 days.

Price history

AskCar first saw this advert on 16 October 2026 at £13,389. Its asking price is now £12,989, £400 less. The latest price cut was seen on 27 October 2026.

Price changes recorded:

• 16 October 2026: £13,389
• 22 October 2026: £13,189
• 27 October 2026: £12,989

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 12 April 2027.

It has had 7 MOTs. The latest, on 31 March 2026, passed.

Advisories at the latest test: nearside front suspension arm pin or bush worn but not resulting in excessive movement; nearside front suspension arm pin or bush worn but not resulting in excessive movement.

Mileage at that test: 74,574 miles, which matches the advertised 77,000 miles.

Advertised mileage is about 12,000 miles higher than the median mileage of a 2018 Audi A3 on AskCar.

Similar cars

2 other 2018 Audi A3 S Line 2.0 petrol automatic hatchbacks are for sale at UK dealers, from £10,395 to £17,690, as of 2 November 2026.

The 2 closest to this car in mileage:

• 2018 Audi A3 S Line, 2.0 petrol hatchback, grey. Mileage: 33,589 miles. Price: £10,395, £2,594 less than this car. Dealer: Top Gear Harrow in Harrow. AskCar page: https://askcar.co.uk/car/audi-a3-2018-a5711716c088
• 2018 Audi A3 S Line, 2.0 petrol hatchback, black. Mileage: 21,983 miles. Price: £17,690, £4,701 more than this car. Dealer: EMG Motor Group Boston Mazda in Boston. AskCar page: https://askcar.co.uk/car/audi-a3-2018-39cfd0f4e19d