2017 Audi A3 Cabriolet 2.0 TFSI S Line

Overview

• Make: Audi
• Model: A3 Cabriolet
• Trim: S Line
• Version: 2.0 TFSI S Line S tronic 4WD Euro 6 2dr (187 bhp)
• Year: 2017
• Mileage: 49,988 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic (S tronic)
• Drive: Four-wheel drive
• Colour: White
• CO2: 141 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2017 Audi A3 Cabriolet S Line has covered 49,988 miles, around 10,700 fewer miles than is typical for its age. Priced at £16,450, it is advertised £69 below the AskCar estimate of £16,519. To work out the AskCar estimate, we analyse UK dealer adverts for 232 Audi A3 Cabriolet cars across different ages and specifications. We have tracked this advert today. Its advertised mileage matches the government's MOT record. The seller is Stratstone Audi Approved Aylesbury, based in Aylesbury. 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: £69 (under 1%) under the AskCar estimate of £16,519.

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 2.0 petrol engine is typically advertised at £13,200: the median of the 10 for sale on AskCar, as of 2 November 2026.

Time on sale

AskCar first saw this 2017 Audi A3 Cabriolet advertised today.

Price history

AskCar first saw this advert on 2 November 2026 at £16,450. 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 21 November 2026.

It failed its MOT on 17 November 2025 (nearside front tyre has a cut in excess of the requirements deep enough to reach the ply or cords) and passed 1 day later, on 18 November 2025.

There were no advisories at the latest test.

Mileage at that test: 45,598 miles, which matches the advertised 49,988 miles.

Advertised mileage is about 10,700 miles lower than the median mileage of a 2017 Audi A3 Cabriolet on AskCar.

Similar cars

3 other 2017 Audi A3 Cabriolet S Line 2.0 petrol automatic convertibles are for sale at UK dealers, from £9,450 to £16,495, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2017 Audi A3 Cabriolet S Line, 2.0 petrol convertible, white. Mileage: 50,000 miles. Price: £16,495, the same price as this car. Dealer: NR Automotive in Ealing. AskCar page: https://askcar.co.uk/car/audi-a3-cabriolet-2017-ca74b023cc8c
• 2017 Audi A3 Cabriolet S Line, 2.0 petrol convertible, red. Mileage: 51,000 miles. Price: £15,499, £951 less than this car. Dealer: Anslow Autos in Burton upon Trent. AskCar page: https://askcar.co.uk/car/audi-a3-cabriolet-2017-cb43b264f2e2
• 2017 Audi A3 Cabriolet S Line, 2.0 petrol convertible, black. Mileage: 112,000 miles. Price: £9,450, £7,000 less than this car. Dealer: ELE Car Sales in Shotts. AskCar page: https://askcar.co.uk/car/audi-a3-cabriolet-2017-90234399a2bf