2017 Audi A3 Cabriolet 1.4 TFSI CoD S Line

Overview

• Make: Audi
• Model: A3 Cabriolet
• Trim: S Line
• Version: 1.4 TFSI CoD S Line S tronic FWD Euro 6 (s/s) 2dr (148 bhp)
• Year: 2017
• Mileage: 71,025 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 1.4 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 118 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2017 Audi A3 Cabriolet S Line has covered 71,025 miles, around 10,400 more miles than is typical for its age. The dealer is asking £11,300, which is £321 below the AskCar estimate of £11,621. To work out the AskCar estimate, we analyse UK dealer adverts for 232 Audi A3 Cabriolet cars across different ages and specifications. The asking price is now £100 lower than when we first recorded the advert 47 days ago. Its advertised mileage matches the government's MOT record. You can find this car at Car Planet Watford in Rickmansworth. 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

Fair price: £321 (2%) under the AskCar estimate of £11,621.

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 232 priced Audi A3 Cabriolet adverts across different ages and specifications, as of 2 November 2026.

A 2017 Audi A3 Cabriolet with the 1.4 petrol engine is typically advertised at £11,500: the median of the 15 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2017 Audi A3 Cabriolet has been on sale for at least 47 days.

Price history

AskCar first saw this advert on 16 September 2026 at £11,400. Its asking price is now £11,300, £100 less. The latest price cut was seen on 2 October 2026.

Price changes recorded:

• 16 September 2026: £11,400
• 2 October 2026: £11,300

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 26 January 2027.

It has had 7 MOTs. The latest, on 22 January 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 64,171 miles, which matches the advertised 71,025 miles.

Advertised mileage is about 10,400 miles higher than the median mileage of a 2017 Audi A3 Cabriolet on AskCar.

Similar cars

4 other 2017 Audi A3 Cabriolet S Line 1.4 petrol automatic convertibles are for sale at UK dealers, from £11,499 to £13,000, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2017 Audi A3 Cabriolet S Line, 1.4 petrol convertible, white. Mileage: 64,000 miles. Price: £11,499, £199 more than this car. Dealer: Carscene in Norwich. AskCar page: https://askcar.co.uk/car/audi-a3-cabriolet-2017-1d7c1a58a3e5
• 2017 Audi A3 Cabriolet S Line, 1.4 petrol convertible, grey. Mileage: 55,460 miles. Price: £12,950, £1,650 more than this car. Dealer: Jack Reid Cars in Carrickfergus. AskCar page: https://askcar.co.uk/car/audi-a3-cabriolet-2017-02e82db60ccd
• 2017 Audi A3 Cabriolet S Line, 1.4 petrol convertible, black. Mileage: 53,800 miles. Price: £13,000, £1,700 more than this car. Dealer: nucar in Basildon. AskCar page: https://askcar.co.uk/car/audi-a3-cabriolet-2017-994d45bfb0b3

• The nearest: 2017 Audi A3 Cabriolet S Line, 1.4 petrol convertible, grey, under a mile from this car. Mileage: 50,675 miles. Price: £12,550, £1,250 more than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/audi-a3-cabriolet-2017-5b31bad31d3b