2018 Audi A3 Cabriolet 1.6 TDI S Line
Price: £11,495. Good value: £1,829 (13%) under the AskCar estimate of £13,324, our expected asking price for this car from its model, age, mileage and specification, drawing on 237 priced Audi A3 Cabriolet adverts on AskCar as of 5 November 2026.
AskCar lists 244 used Audi A3 Cabriolet from 215 UK dealerships, as of 5 November 2026.
Overview
- Make: Audi
- Model: A3 Cabriolet
- Trim: S Line
- Version: 1.6 TDI S Line Manual FWD Euro 6 2dr
- Year: 2018
- Mileage: 49,255 miles
- Fuel: Diesel
- Body: Convertible, 2 doors, 4 seats
- Engine: 1.6 litres
- Gearbox: Manual
- Drive: Front-wheel drive
- Colour: Black
- Emissions standard: Euro 6, ULEZ compliant
About this car
The advertised mileage for this 2018 Audi A3 Cabriolet S Line is 49,255 miles. Its asking price of £11,495 is £1,829 below the AskCar estimate of £13,324. The AskCar estimate uses 237 UK dealer adverts for the Audi A3 Cabriolet, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 41 days ago. Its asking price has since fallen by £500. It is for sale at Culloden Car Sales in Inverness. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 5 November 2026.
Price
Good value: £1,829 (13%) under the AskCar estimate of £13,324.
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 2018 Audi A3 Cabriolet has been on sale for at least 41 days.
Price history
AskCar first saw this advert on 25 September 2026 at £11,995. Its asking price is now £11,495, £500 less. The latest price cut was seen on 25 October 2026.
Price changes recorded:
- 25 September 2026: £11,995
- 25 October 2026: £11,495
Similar cars
1 other 2018 Audi A3 Cabriolet S Line 1.6 diesel manual convertible is for sale at UK dealers, as of 5 November 2026.
The closest to this car in mileage:
- 2018 Audi A3 Cabriolet S Line, 1.6 diesel convertible, blue. Mileage: 45,844 miles. Price: £11,999, £504 more than this car. Dealer: T Wall Approved in Kingswinford. AskCar page: https://askcar.co.uk/car/audi-a3-cabriolet-2018-f7ff48fd46bd
Browse all Audi A3 Cabriolet cars for sale · 2018 Audi A3 Cabriolet price guide
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Photos
52 photos of this car are on its AskCar page.
As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.