2018 Audi TT

2.0 TFSI S Line S tronic Euro 6 (s/s) 3dr (227 bhp)

£16,395

Fair price: within 8% of the typical £17,812 for this model, age and mileage, drawing on 1,076 adverts of this make and model.

Overview

Make: Audi
Model: TT
Trim: S LINE
Version: 2.0 TFSI S Line S tronic Euro 6 (s/s) 3dr (227 bhp)
Mileage: 44,695 miles
Year: 2018
Fuel type: Petrol
Body type: Coupe
Engine: 2.0 L
Gearbox: Automatic
Power: 227 bhp
Seats: 4
CO2: 150 g/km
Colour: Black
Doors: 3
Gearbox version: S tronic
Engine badge: TFSI
Emissions standard: Euro 6

About this car

This 2018 Audi TT S Line has covered 44,695 miles, around 10,700 fewer than typical for its age. The dealer is asking £16,395, which is £1,417 below our market estimate of £17,812. Our estimate draws on 1,076 Audi TT adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 25 days ago, the asking price has dropped by £230. MOT records show an expiry date of 12 May 2027, and the latest recorded mileage is consistent with the advert. The seller is DCC Fareham, based in Fareham.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 25 September 2026, 25 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £230 from the first recorded £16,625. 1 price reduction recorded, the latest observed on 16 October 2026.

Recorded asking prices
Date observed	Asking price
25 September 2026	£16,625
16 October 2026	£16,395
19 October 2026	£16,395

Price and mileage comparison

Estimated market asking price: £17,812. The asking price is £1,417 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 1,076 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 10,700 miles lower than typical for a 2018 Audi TT.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 12 May 2027. 42,465 miles at the last test.

4 other cars with the same year, trim, gearbox and fuel are for sale from £11,902 to £16,990.

Other matching cars
Asking price	Mileage
£11,902	96,278 miles
£12,750	88,000 miles
£16,500	64,098 miles
£16,990	50,679 miles

These cars have covered 50,679–96,278 miles, compared with 44,695 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Audi TT cars for sale · 2018 Audi TT price guide

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Dealer

DCC Fareham, Fareham. Across the dealer network: 35 cars for sale.

Dealer postcode: PO16 7HZ.