2018 Audi A1 1.4 TFSI S Line

Overview

• Make: Audi
• Model: A1
• Trim: S Line
• Version: 1.4 TFSI S Line Manual FWD Euro 6 (s/s) 5dr Sportback (Nav) (123 bhp)
• Year: 2018
• Mileage: 42,000 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.4 litres, 123 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 119 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Audi A1 S Line has covered 42,000 miles, around 11,300 fewer miles than is typical for its age. Priced at £11,290, it is advertised £48 below the AskCar estimate of £11,338. The AskCar estimate draws on 4,867 Audi A1 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records today. Its advertised mileage matches the government's MOT record. It is advertised by Greenfield Autos in Redhill. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £48 (under 1%) under the AskCar estimate of £11,338.

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 4,867 priced Audi A1 adverts across different ages and specifications, as of 6 November 2026.

A 2018 Audi A1 with the 1.4 petrol engine is typically advertised at £10,500: the median of the 184 for sale on AskCar, as of 6 November 2026.

Time on sale

AskCar first saw this 2018 Audi A1 advertised today. About half of 2018 Audi A1 cars are gone from sale within a month of being advertised: 250 of the 480 first advertised between 10 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 6 November 2026 at £11,290. 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 6 November 2026: valid until 27 July 2027.

It has had 7 MOTs. The latest, on 27 July 2026, passed.

Advisories at the latest test: nearside front outer tyre slightly damaged sidewall, rim protector; nearside rear inner tyre has a cut but not deep enough to reach the ply or cords sidewall.

Mileage at that test: 41,304 miles, which matches the advertised 42,000 miles.

Advertised mileage is about 11,300 miles lower than the median mileage of a 2018 Audi A1 on AskCar.

Similar cars

38 other 2018 Audi A1 S Line 1.4 petrol manual hatchbacks are for sale at UK dealers, from £7,697 to £12,535, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2018 Audi A1 S Line, 1.4 petrol hatchback, white. Mileage: 42,000 miles. Price: £11,880, £590 more than this car. Dealer: T.williams Car Sales in Birkenhead. AskCar page: https://askcar.co.uk/car/audi-a1-2018-39c7669f41a7
• 2018 Audi A1 S Line, 1.4 petrol hatchback, black. Mileage: 41,773 miles. Price: £11,695, £405 more than this car. Dealer: Group 1 Automotive Southend Audi in Thundersley and South Benfleet. AskCar page: https://askcar.co.uk/car/audi-a1-2018-c09f36d9b677
• 2018 Audi A1 S Line, 1.4 petrol hatchback, grey. Mileage: 41,300 miles. Price: £11,995, £705 more than this car. Dealer: Jcs Vehicle Sales in Great Yarmouth. AskCar page: https://askcar.co.uk/car/audi-a1-2018-a3c5eed7bedb

• The nearest: 2018 Audi A1 S Line, 1.4 petrol hatchback, white, 4 miles from this car. Mileage: 48,000 miles. Price: £11,495, £205 more than this car. Dealer: RJ Cars Horley in Horley. AskCar page: https://askcar.co.uk/car/audi-a1-2018-0b1ab52127c6