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: 36,100 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

With 36,100 miles on the clock, this 2018 Audi TT S Line has done roughly 14,600 fewer miles than a typical 2018 Audi TT. The AskCar estimate for this car is £18,744, but it is priced at £13,990, a difference of £4,754. Ask the dealer to confirm the price and vehicle details. The AskCar estimate uses 1,071 UK dealer adverts for the Audi TT, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 83 days ago. Its asking price has since fallen by £2,000. The government's MOT record matches its advertised mileage. You can find this car at Automatic Motors in West Drayton. 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

Far below the going rate: £4,754 (25%) under the AskCar estimate of £18,744. Worth asking the dealer why.

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 83 days.

Price history

AskCar first saw this advert on 11 August 2026 at £15,990. Its asking price is now £13,990, £2,000 less. The latest price cut was seen on 21 October 2026.

Price changes recorded:

• 11 August 2026: £15,990
• 21 October 2026: £13,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 20 July 2027.

It has had 7 MOTs. The latest, on 6 July 2026, passed.

Advisories at the latest test: tyre worn close to legal limit/worn on edge both front; registration plate lamp inoperative in the case of multiple lamps or light sources.

Mileage at that test: 35,681 miles, which matches the advertised 36,100 miles.

Advertised mileage is about 14,600 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 £19,990, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 Audi TT S Line, 2.0 petrol coupe, grey. Mileage: 39,000 miles. Price: £19,990, £6,000 more than this car. Dealer: Northover Cars in Whitstable. AskCar page: https://askcar.co.uk/car/audi-tt-2018-5a73223744ab
• 2018 Audi TT S Line, 2.0 petrol coupe, black. Mileage: 44,695 miles. Price: £15,995, £2,005 more 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, £2,500 more than this car. Dealer: Saltmarine Cars in Dungannon. AskCar page: https://askcar.co.uk/car/audi-tt-2018-41697fa40a1a