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 21 of 72
The cheaper cars like each one are on its AskCar page.
- 2013 Mercedes-Benz SL, 39,755 miles, £18,990, Stockport
- 2005 MINI Convertible, 81,000 miles, £2,495, Sunbury-on-Thames
- 2023 MINI Convertible, 24,000 miles, £16,999, Liverpool
- 2013 Mercedes-Benz SLK, 54,155 miles, £7,990, King's Lynn
- 2017 Audi A3 Cabriolet, 43,016 miles, £12,999, Gainsborough
- 2010 Mercedes-Benz E Class, 91,000 miles, £5,000, Bracknell
- 2012 MINI Convertible, 66,000 miles, £3,800, Birmingham
- 2019 Mercedes-Benz E Class, 55,000 miles, £19,995, Bournemouth
- 2016 Mazda MX-5, 64,197 miles, £9,990, Willenhall
- 2017 Mazda MX-5 RF, 39,247 miles, £15,950, Edwinstowe
- 2009 Mazda MX-5, 48,461 miles, £6,000, Stockport
- 2016 Mazda MX-5, 32,664 miles, £14,495, Farnham
- 2016 Mazda MX-5, 25,645 miles, £13,995, Salisbury
- 2017 Mercedes-Benz SLC, 32,320 miles, £16,950, Leicester
- 2018 MINI Convertible, 43,955 miles, £9,990, Newcastle upon Tyne
- 2020 MINI Convertible, 41,642 miles, £11,495, Lancaster
- 2014 Mercedes-Benz SLK, 65,656 miles, £8,499, Deptford
- 2020 Audi A3 Cabriolet, 72,709 miles, £14,795, Luton
- 2017 Smart fortwo, 20,424 miles, £7,495, Harlow
- 2019 Mercedes-Benz C Class, 49,000 miles, £15,995, West Drayton
- 2012 MINI Roadster, 71,000 miles, £4,990, High Ongar
- 2009 Mazda MX-5, 75,723 miles, £6,490, Neston
- 2011 BMW 6 Series, 137,037 miles, £5,995, Altrincham
- 2016 Mazda MX-5, 80,758 miles, £10,320, Leicester
- 2018 Mercedes-Benz SLC, 43,934 miles, £13,999, Barry
- 2014 Mercedes-Benz SL, 60,554 miles, £17,495, Carlisle
- 2022 Fiat 500C, 31,000 miles, £10,290, Shrewsbury
- 2018 Mercedes-Benz C Class, 32,388 miles, £17,450, St Albans
- 2017 BMW 2 Series, 108,000 miles, £8,795, Ashton-under-Lyne
- 2018 MINI Convertible, 74,275 miles, £11,500, Dukinfield
- 2019 Mazda MX-5, 30,620 miles, £14,995, Hinckley
- 2021 Volkswagen T-Roc, 34,905 miles, £18,999, Exeter
- 2021 Abarth 595, 34,003 miles, £13,750, Northampton
- 2011 BMW 3 Series, 73,000 miles, £6,995, Braintree
- 1997 BMW 3 Series, 92,000 miles, £8,950, Eastbourne
- 2015 Mercedes-Benz SLK, 29,849 miles, £11,950, Ipswich
- 2013 Mazda MX-5, 33,000 miles, £8,990, Bournemouth
- 2020 BMW 4 Series, 49,120 miles, £18,995, Worksop
- 2019 MINI Convertible, 46,527 miles, £13,990, High Wycombe
- 2019 Audi A3 Cabriolet, 51,485 miles, £12,485, Manchester
- 2023 MINI Convertible, 3,709 miles, £19,500, Plymouth
- 2019 BMW Z4, 64,768 miles, £19,369, Bristol
- 2020 Fiat 500C, 64,919 miles, £6,395, Morecambe
- 2010 BMW 3 Series, 86,000 miles, £4,999, Leighton Buzzard
- 2013 Mercedes-Benz SLK, 83,040 miles, £6,980, Doncaster
- 2017 MINI Convertible, 60,500 miles, £8,395, Kettering
- 2023 MINI Convertible, 24,322 miles, £16,990, Kingston upon Hull
- 2005 Audi TT, 88,000 miles, £3,490, Brooke
- 2018 Mazda MX-5, 50,129 miles, £11,998, Wigan
- 2015 Audi A3 Cabriolet, 49,200 miles, £11,950, Harrow
- 2018 Mercedes-Benz C Class, 84,000 miles, £12,449, Radlett
- 2018 MINI Convertible, 44,056 miles, £9,995, Taunton
- 2006 Porsche Boxster, 87,282 miles, £8,995, Chesterfield
- 2018 MINI Convertible, 23,360 miles, £11,399, Winsford
- 2018 Audi TTS, 63,402 miles, £19,995, Thundersley and South Benfleet
- 2018 MINI Convertible, 30,300 miles, £10,950, Oldham
- 2015 BMW Z4, 20,370 miles, £16,450, Leeds
- 2016 BMW 2 Series, 81,390 miles, £8,690, Peterborough
- 2014 Vauxhall Cascada, 79,000 miles, £4,000, Bradford
- 2014 MINI Convertible, 47,727 miles, £5,495, Gedling
- 2009 BMW 3 Series, 135,882 miles, £3,495, Northampton
- 2013 Mercedes-Benz SLK, 77,600 miles, £6,995, Wolverhampton
- 2012 Mazda MX-5, 69,000 miles, £6,695, Oswaldtwistle
- 2019 Mercedes-Benz C Class, 92,107 miles, £13,240, Bristol
- 2021 Volkswagen T-Roc, 25,170 miles, £19,895, Worksop
- 2017 BMW 2 Series, 54,816 miles, £11,343, York
- 2014 BMW Z4, 39,500 miles, £10,399, King's Lynn
- 2017 Fiat 124 Spider, 10,000 miles, £13,975, West Bromwich
- 2007 Porsche Boxster, 104,746 miles, £8,995, Scunthorpe
- 2015 Mercedes-Benz SLK, 30,738 miles, £11,899, Glasgow
- 2012 Mazda MX-5, 60,000 miles, £6,995, Mansfield
- 2020 Audi A3 Cabriolet, 49,470 miles, £17,495, Hinckley
- 2011 BMW Z4, 38,150 miles, £11,995, Bristol
- 2015 Mercedes-Benz E Class, 84,000 miles, £9,750, Basingstoke
- 2015 BMW 4 Series, 122,000 miles, £7,798, Whitchurch
- 2014 Mercedes-Benz SLK, 47,000 miles, £8,995, Northallerton
- 2018 Fiat 124 Spider, 26,900 miles, £11,999, Colchester
- 2018 Audi A5 Cabriolet, 81,213 miles, £12,200, Watford
- 2014 Audi A5 Cabriolet, 93,000 miles, £6,490, Manchester
- 2018 BMW 2 Series, 51,123 miles, £14,699, Corby
- 2022 Mazda MX-5, 19,145 miles, £18,998, Edinburgh
- 2018 BMW 2 Series, 36,000 miles, £15,250, Leighton Buzzard
- 2017 MINI Convertible, 59,000 miles, £8,495, Exeter
- 2014 Mercedes-Benz SLK, 69,128 miles, £7,765, Newtownards
- 2018 BMW 4 Series, 43,935 miles, £19,990, Oundle
- 2016 BMW 4 Series, 120,000 miles, £8,399, Peterborough
- 2019 MINI Convertible, 57,555 miles, £12,009, Bridgwater
- 2025 Fiat 500C, 13,341 miles, £12,690, Sunderland
- 2014 BMW 4 Series, 77,000 miles, £9,995, Failsworth
- 2016 BMW Z4, 40,000 miles, £16,490, Keighley
- 2016 Audi A3 Cabriolet, 65,557 miles, £8,995, King's Lynn
- 2014 Audi A3 Cabriolet, 71,700 miles, £8,500, Coventry
- 2012 Audi A5 Cabriolet, 90,932 miles, £4,450, Blackwater
- 2013 MINI Roadster, 33,504 miles, £5,490, Milton Keynes
- 2022 MINI Convertible, 9,356 miles, £17,790, Stockport
- 2013 Mercedes-Benz E Class, 69,153 miles, £8,345, Middlesbrough
- 2023 Fiat 500C, 10,700 miles, £11,795, York
- 2020 BMW 2 Series, 27,714 miles, £15,650, Warrington
- 2014 BMW 4 Series, 76,000 miles, £10,299, Leighton Buzzard
- 2024 Fiat 500C, 5,000 miles, £12,990, Shrewsbury
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