2018 Audi A3 1.5 TFSI S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 1.5 TFSI S Line Manual FWD Euro 6 5dr (147 bhp)
• Year: 2018
• Mileage: 73,012 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 147 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Black
• CO2: 118 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Audi A3 S Line has covered 73,012 miles, around 7,000 more miles than is typical for its age. The AskCar estimate for this car is £11,073. It is priced at £10,990, which is £83 below that estimate. The AskCar estimate uses UK dealer asking prices, including 6,702 Audi A3 adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data today. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Stratstone Tamworth Audi, based in Tamworth. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 11 November 2026.

How we estimate prices and check cars

Price

Fair price: £83 (under 1%) under the AskCar estimate of £11,073.

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 6,702 priced Audi A3 adverts across different ages and specifications, as of 11 November 2026.

A 2018 Audi A3 with the 1.5 petrol engine is typically advertised at £12,000: the median of the 147 for sale on AskCar, as of 11 November 2026.

Time on sale

AskCar first saw this 2018 Audi A3 advertised today. About half of 2018 Audi A3 cars are gone from sale within a month of being advertised: 269 of the 536 first advertised between 11 July 2026 and 8 October 2026.

Price history

AskCar first saw this advert on 11 November 2026 at £10,990. 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 11 November 2026: valid until 3 November 2027.

It has had 8 MOTs. The latest, on 28 October 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 71,430 miles, which matches the advertised 73,012 miles.

Advertised mileage is about 7,000 miles higher than the median mileage of a 2018 Audi A3 on AskCar.

Similar cars

27 other 2018 Audi A3 S Line 1.5 petrol manual hatchbacks are for sale at UK dealers, from £6,990 to £15,999, as of 11 November 2026.

The 3 closest to this car in mileage:

• 2018 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 75,000 miles. Price: £10,950, the same price as this car. Dealer: Windmill Autos in Sandy. AskCar page: https://askcar.co.uk/car/audi-a3-2018-e1a4e26f7e5a
• 2018 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 71,004 miles. Price: £11,989, £999 more than this car. Dealer: FunkyDubz in Bournemouth. AskCar page: https://askcar.co.uk/car/audi-a3-2018-d0d717ea79b1
• 2018 Audi A3 S Line, 1.5 petrol hatchback, white. Mileage: 75,355 miles. Price: £10,995, the same price as this car. Dealer: Auto Station in Elgin. AskCar page: https://askcar.co.uk/car/audi-a3-2018-2b7504a1f301

• The nearest: 2018 Audi A3 S Line, 1.5 petrol hatchback, black, 14 miles from this car. Mileage: 114,000 miles. Price: £7,995, £2,995 less than this car. Dealer: Drive Time Specialist Cars in West Bromwich. AskCar page: https://askcar.co.uk/car/audi-a3-2018-2022e73914b5