Used convertible cars for sale under £20,000
7,140 cars from UK dealers, updated 29 October 2026. Typical asking price £10,200. Half of them are priced between £6,500 and £15,000.
AskCar lists 587,923 cars from 12,992 UK dealer locations, read and updated daily from dealer websites. More than any other UK site. No dealer pays to be listed.
1,688 have had their price cut since they were first listed.
Cars for sale now, page 20 of 72
The cheaper cars like each one are on its AskCar page.
- 2011 BMW 3 Series, 61,199 miles, £7,499, Southampton
- 2011 MINI Convertible, 57,334 miles, £4,795, West Drayton
- 2015 Mazda MX-5, 57,774 miles, £10,995, Bromley
- 2011 Audi A5 Cabriolet, 97,000 miles, £4,295, Chester
- 2014 Mercedes-Benz SLK, 44,491 miles, £9,695, Wakefield
- 2014 Mercedes-Benz SLK, 39,388 miles, £9,995, March
- 2015 Jeep Wrangler, 63,644 miles, £19,799, Ashington
- 2015 Audi TT, 43,699 miles, £14,995, Manchester
- 2009 Audi A3 Cabriolet, 73,000 miles, £2,995, Altrincham
- 2019 Mercedes-Benz SLC, 29,574 miles, £19,998, York
- 2023 MINI Convertible, 35,514 miles, £17,852, York
- 2006 Porsche Boxster, 38,728 miles, £12,995, Birmingham
- 2021 Fiat 500C, 40,326 miles, £8,880, Bury St Edmunds
- 2014 Mercedes-Benz E Class, 73,434 miles, £9,460, Reading
- 2019 Mercedes-Benz E Class, 39,220 miles, £19,700, Watford
- 2011 Audi A3 Cabriolet, 58,000 miles, £4,995, Chandler's Ford
- 2019 Fiat 500C, 48,000 miles, £7,490, Stoke-on-Trent
- 2015 Volkswagen Golf, 106,000 miles, £5,990, Newark-on-Trent
- 2019 Mazda MX-5, 19,500 miles, £17,995, Omagh
- 2021 BMW 2 Series, 69,000 miles, £11,311, Braintree
- 2012 Fiat 500C, 69,156 miles, £3,450, Torquay
- 2023 MINI Convertible, 36,309 miles, £18,895, Dungannon
- 2009 Mazda MX-5, 47,192 miles, £6,352, Milton Keynes
- 2021 Volkswagen T-Roc, 49,816 miles, £17,550, Watford
- 2016 BMW 2 Series, 98,513 miles, £6,966, Stockport
- 2022 MINI Convertible, 20,000 miles, £19,999, London
- 2020 MINI Convertible, 21,446 miles, £16,475, Worthing
- 2016 BMW 4 Series, 38,000 miles, £14,440, Leicester
- 2021 Mazda MX-5, 13,420 miles, £17,299, Manchester
- 2005 Porsche Boxster, 75,000 miles, £10,995, Radlett
- 2016 Mercedes-Benz SLK, 65,108 miles, £10,500, Bury
- 2018 Abarth 124 Spider, 24,000 miles, £17,995, Bournemouth
- 2023 MINI Convertible, 16,834 miles, £19,990, Peterborough
- 2014 Mazda MX-5, 34,000 miles, £10,500, Oldham
- 2017 Audi S5, 69,498 miles, £17,725, Teesside
- 2016 Mazda MX-5, 21,462 miles, £13,495, Chippenham
- 2014 Mercedes-Benz SLK, 79,593 miles, £7,500, London
- 2022 MINI Convertible, 30,879 miles, £17,349, Chingford
- 2015 Mercedes-Benz SLK, 39,390 miles, £9,990, Gillingham
- 2020 MINI Convertible, 20,281 miles, £16,490, Aberdeen
- 2018 Mercedes-Benz E Class, 46,000 miles, £17,995, Hythe
- 2016 BMW 2 Series, 75,709 miles, £8,400, Clitheroe
- 2017 Audi A3 Cabriolet, 71,025 miles, £11,300, Watford
- 2015 Mercedes-Benz SLK, 62,480 miles, £8,990, Peterborough
- 2007 BMW Z4, 67,000 miles, £4,995, Radlett
- 2017 Mercedes-Benz C Class, 59,000 miles, £14,995, Crawley
- 2023 Fiat 500e, 22,452 miles, £16,399, Sheffield
- 2016 Audi TT, 65,900 miles, £14,000, Basildon
- 2016 BMW 2 Series, 61,000 miles, £9,075, Rayleigh
- 2015 BMW Z4, 33,000 miles, £12,695, Meadowfield
- 2017 Mercedes-Benz C Class, 40,703 miles, £16,873, Nottingham
- 2014 Mercedes-Benz SL, 42,760 miles, £19,495, Nottingham
- 2013 BMW Z4, 62,805 miles, £9,150, Burton upon Trent
- 2013 Mercedes-Benz SL, 63,127 miles, £16,455, Colchester
- 2009 Mercedes-Benz SLK, 74,340 miles, £4,495, Waltham Cross
- 2011 Fiat 500C, 76,000 miles, £2,949, Coventry
- 2016 Mercedes-Benz C Class, 13,401 miles, £17,994, Barry
- 2017 Mercedes-Benz SLC, 53,145 miles, £14,790, Bedford
- 2018 Fiat 124 Spider, 35,124 miles, £12,310, Leeds
- 2018 Abarth 595C, 33,135 miles, £10,850, Woking
- 1998 Morgan Plus Four, 31,170 miles, £19,995, Cranfield
- 2009 BMW 1 Series, 45,700 miles, £6,100, Reading
- 2022 MINI Convertible, 16,641 miles, £19,400, Watford
- 2018 Mazda MX-5, 30,510 miles, £16,818, Exeter
- 2007 Audi TT, 197,214 miles, £2,990, Croydon
- 2017 Mercedes-Benz C Class, 44,500 miles, £15,995, Southall
- 2013 Vauxhall Cascada, 69,510 miles, £4,490, Milton Keynes
- 2019 BMW 2 Series, 32,827 miles, £14,295, Rye
- 2016 Mazda MX-5, 63,200 miles, £10,995, Pevensey
- 2016 Mercedes-Benz SLC, 50,000 miles, £13,995, Wishaw
- 2016 Audi S3, 65,800 miles, £15,995, Chester
- 2014 Mazda MX-5, 21,850 miles, £9,995, Fordingbridge
- 2016 Mazda MX-5, 27,708 miles, £11,490, Sheffield
- 2014 Volkswagen Golf, 56,000 miles, £5,990, Milton Keynes
- 2015 BMW 2 Series, 82,531 miles, £8,995, Barking
- 2025 Fiat 500, 12,987 miles, £12,140, Kingston upon Hull
- 2018 Mercedes-Benz C Class, 38,313 miles, £16,360, Sunderland
- 2022 Mazda MX-5, 13,291 miles, £18,749, Widnes
- 2016 BMW 2 Series, 50,000 miles, £11,299, Bournemouth
- 2016 Mazda MX-5, 21,844 miles, £13,495, Durham
- 2022 MINI Convertible, 15,603 miles, £18,990, Brecon
- 2019 Mercedes-Benz C Class, 36,000 miles, £18,995, Bromley
- 2018 MINI Convertible, 38,905 miles, £10,610, Preston
- 2010 Mercedes-Benz E Class, 90,888 miles, £5,000, Bracknell
- 2018 MINI Convertible, 49,806 miles, £9,600, Poole
- 2018 Mercedes-Benz C Class, 54,247 miles, £15,450, St Albans
- 2012 Mazda MX-5, 43,246 miles, £7,895, Ashford
- 2013 Audi S5, 89,000 miles, £9,995, Peterborough
- 2006 Mercedes-Benz SLK, 76,000 miles, £4,495, Havering
- 2022 MINI Convertible, 16,918 miles, £18,850, Oxford
- 2017 BMW 4 Series, 87,799 miles, £13,988, Peterborough
- 2009 Jaguar XK, 74,821 miles, £13,490, Scunthorpe
- 2019 BMW 2 Series, 43,000 miles, £16,495, Staplehurst
- 2022 MINI Convertible, 23,447 miles, £19,657, Stoke-on-Trent
- 2017 BMW 4 Series, 46,761 miles, £16,191, Nottingham
- 2013 BMW Z4, 92,455 miles, £7,294, Fareham
- 2016 Mazda MX-5, 55,301 miles, £10,999, Rushden
- 2013 Mercedes-Benz SLK, 65,000 miles, £8,000, East Grinstead
- 2022 MINI Convertible, 25,021 miles, £17,999, Swindon
- 2021 MINI Convertible, 12,036 miles, £16,395, Preston
Convertible cars near you
- In England (11,390)
- In Scotland (507)
- In Wales (331)
- In Northern Ireland (155)
- Near Hillingdon (1,594)
- Near Egham (1,548)
- Near Richmond upon Thames (1,526)
- Near Watford (1,490)
- Near London (1,463)
- Near Barnet (1,366)
- Near Sutton (1,333)
- Near Great Bookham and Fetcham (1,288)
- Near Bracknell (1,167)
- Near Berkhamsted (1,125)
- Near Bromley (1,061)
- Near Havering (1,039)
- Near Guildford (1,017)
- Near Farnborough (988)
- Near High Wycombe (981)
Popular models under £20,000
- Nissan Qashqai (9,165)
- Volkswagen Golf (7,607)
- Ford Kuga (6,354)
- Ford Puma (5,390)
- MINI Hatch (4,894)
- Mercedes-Benz A Class (4,883)
- Kia Sportage (4,785)
- BMW 1 Series (4,634)
- Audi A3 (4,266)
- Hyundai TUCSON (3,964)
- BMW 3 Series (3,948)
- Audi A1 (3,833)
- Ford Transit Custom (3,722)
- Peugeot 2008 (3,715)
- Toyota Yaris (3,715)
- Land Rover Range Rover Evoque (3,709)
- Renault Clio (3,473)
- Mercedes-Benz C Class (3,444)
- Volkswagen Tiguan (3,349)
- Peugeot 3008 (2,806)
- MG MG HS (2,786)
- Volkswagen T-Roc (2,372)
- Land Rover Discovery Sport (2,270)
- Honda Jazz (2,198)
- Ford Transit (2,163)
- Mercedes-Benz E Class (2,034)
- MINI Countryman (1,876)
- Audi Q3 (1,853)
- Vauxhall Vivaro (1,828)
- Citroen Berlingo (1,804)
- Dacia Duster (1,770)
- Audi Q2 (1,729)
- Mazda CX-5 (1,724)
- BMW 5 Series (1,632)
- Toyota C-HR (1,582)
Other budgets
- Used cars under £2,000
- Used cars under £3,000
- Used cars under £5,000
- Used cars under £8,000
- Used cars under £10,000
- Used cars under £15,000
- Used cars under £20,000
- Used cars under £30,000