2018 Audi TT 2.0 TFSI S Line

Overview

• Make: Audi
• Model: TT
• Trim: S Line
• Version: 2.0 TFSI S Line S tronic 4WD Euro 6 (s/s) 3dr (227 bhp)
• Year: 2018
• Mileage: 39,000 miles
• Fuel: Petrol
• Body: Coupe, 3 doors, 4 seats
• Engine: 2.0 litres, 227 bhp
• Gearbox: Automatic (S tronic)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 153 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Audi TT S Line is advertised with 39,000 miles, approximately 11,700 below the typical mileage for its age. Its asking price of £19,990 is £1,575 above the AskCar estimate of £18,415. To work out the AskCar estimate, we analyse UK dealer adverts for 1,071 Audi TT cars across different ages and specifications. We have tracked this advert for 12 days. The government's MOT record matches its advertised mileage. It is advertised by Northover Cars in Whitstable. 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

Above the going rate: £1,575 (8%) over the AskCar estimate of £18,415.

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 1,071 priced Audi TT adverts across different ages and specifications, as of 2 November 2026.

A 2018 Audi TT with the 2.0 petrol engine is typically advertised at £16,500: the median of the 24 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 Audi TT has been on sale for at least 12 days.

Price history

AskCar first saw this advert on 21 October 2026 at £19,990. 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 2 November 2026: valid until 8 October 2027.

It has had 7 MOTs. The latest, on 9 October 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 34,756 miles, which matches the advertised 39,000 miles.

Advertised mileage is about 11,700 miles lower than the median mileage of a 2018 Audi TT on AskCar.

Similar cars

5 other 2018 Audi TT S Line 2.0 petrol automatic coupes are for sale at UK dealers, from £10,400 to £16,500, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 Audi TT S Line, 2.0 petrol coupe, grey. Mileage: 36,100 miles. Price: £13,990, £6,000 less than this car. Dealer: Automatic Motors in Hillingdon. AskCar page: https://askcar.co.uk/car/audi-tt-2018-25ea78b241a0
• 2018 Audi TT S Line, 2.0 petrol coupe, black. Mileage: 44,695 miles. Price: £15,995, £3,995 less than this car. Dealer: DCC Fareham in Fareham. AskCar page: https://askcar.co.uk/car/audi-tt-2018-60cb85a98035
• 2018 Audi TT S Line, 2.0 petrol coupe, blue. Mileage: 50,679 miles. Price: £16,490, £3,500 less than this car. Dealer: Saltmarine Cars in Dungannon. AskCar page: https://askcar.co.uk/car/audi-tt-2018-41697fa40a1a

• The nearest: 2018 Audi TT S Line, 2.0 petrol coupe, black, 63 miles from this car. Mileage: 96,278 miles. Price: £10,400, £9,590 less than this car. Dealer: Vindis Group Auto Now Bury St Edmunds in Bury St Edmunds. AskCar page: https://askcar.co.uk/car/audi-tt-2018-c55e05b93ed9