2020 Audi A3 Cabriolet 1.5 TFSI S Line

Overview

• Make: Audi
• Model: A3 Cabriolet
• Trim: S Line
• Version: 1.5 TFSI S Line S tronic FWD Euro 6 2dr (147 bhp)
• Year: 2020
• Mileage: 40,000 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 1.5 litres, 147 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 155 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Audi A3 Cabriolet S Line has covered 40,000 miles. The dealer is asking £19,995, which is £951 above the AskCar estimate of £19,044. To work out the AskCar estimate, we analyse UK dealer adverts for 237 Audi A3 Cabriolet cars across different ages and specifications. We first recorded this car for sale 161 days ago. The last MOT shows 40,948 miles, more than the advert. This is worth checking with the dealer. Our records show an MOT expiry date of 19 August 2026, which has passed. Ask the dealer for an update. The seller is Bedford Specialist Cars, based in Bedford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £951 (5%) over the AskCar estimate of £19,044.

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 237 priced Audi A3 Cabriolet adverts across different ages and specifications, as of 5 November 2026.

Time on sale

This 2020 Audi A3 Cabriolet has been on sale for at least 161 days.

Price history

AskCar first saw this advert on 28 May 2026 at £19,995. 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 5 November 2026: the latest record we hold ran out on 19 August 2026; ask the dealer for the current MOT.

It has had 3 MOTs. The latest, on 15 August 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 40,948 miles. The advert says 40,000 miles, fewer than the MOT record, so ask the dealer which is right.

Similar cars

4 other 2020 Audi A3 Cabriolet S Line 1.5 petrol automatic convertibles are for sale at UK dealers, from £14,795 to £20,281, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2020 Audi A3 Cabriolet S Line, 1.5 petrol convertible, grey. Mileage: 26,000 miles. Price: £20,281, £286 more than this car. Dealer: JCT600 Hull Audi in Hessle. AskCar page: https://askcar.co.uk/car/audi-a3-cabriolet-2020-a1dd2a23dd3d
• 2020 Audi A3 Cabriolet S Line, 1.5 petrol convertible, grey. Mileage: 58,888 miles. Price: £15,991, £4,004 less than this car. Dealer: Sinclair Volkswagen (Swansea) in Swansea. AskCar page: https://askcar.co.uk/car/audi-a3-cabriolet-2020-dc5876adc037
• 2020 Audi A3 Cabriolet S Line, 1.5 petrol convertible, grey. Mileage: 60,000 miles. Price: £15,950, £4,045 less than this car. Dealer: Shire Car Sales in Stoney Stanton. AskCar page: https://askcar.co.uk/car/audi-a3-cabriolet-2020-12bca4945d50

• The nearest: 2020 Audi A3 Cabriolet S Line, 1.5 petrol convertible, blue, 14 miles from this car. Mileage: 72,709 miles. Price: £14,795, £5,200 less than this car. Dealer: Tenby Car Supermarket in Luton. AskCar page: https://askcar.co.uk/car/audi-a3-cabriolet-2020-2839e8159491