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 22 of 72
The cheaper cars like each one are on its AskCar page.
- 2021 Mazda MX-5, 19,630 miles, £17,500, Belfast
- 2007 Mercedes-Benz CLK, 88,000 miles, £3,495, Broughton
- 2017 Mercedes-Benz C Class, 51,864 miles, £14,985, Dunstable
- 2013 BMW 1 Series, 67,000 miles, £5,799, Peterborough
- 2020 Mercedes-Benz C Class, 39,201 miles, £19,250, Watford
- 2019 MINI Convertible, 45,794 miles, £14,999, Corby
- 2010 Fiat 500C, 100,000 miles, £2,380, Warrington
- 2007 Audi TT, 85,270 miles, £3,495, Northampton
- 2017 Mercedes-Benz C Class, 67,000 miles, £14,499, Nottingham
- 2019 BMW 2 Series, 38,054 miles, £14,000, Lytham St Anne's
- 2016 BMW Z4, 68,646 miles, £11,990, Hounslow
- 2018 Mercedes-Benz C Class, 40,403 miles, £17,990, Catterick
- 2010 Peugeot 308 CC, 84,668 miles, £2,390, Strood
- 2018 Mercedes-Benz E Class, 55,622 miles, £17,975, Peterborough
- 2017 Mercedes-Benz SLC, 73,390 miles, £12,999, Walsall
- 2018 BMW 4 Series, 44,939 miles, £15,750, Doncaster
- 2012 BMW 3 Series, 113,000 miles, £4,884, Telford
- 2012 Mercedes-Benz SLK, 60,300 miles, £7,999, Abergavenny
- 2007 Volkswagen Beetle, 89,000 miles, £2,750, Sandhurst
- 2016 BMW 2 Series, 53,985 miles, £10,990, Newark-on-Trent
- 2010 BMW 3 Series, 99,000 miles, £4,990, Hillingdon
- 2015 Mazda MX-5, 28,483 miles, £11,690, Blackpool
- 2017 BMW 2 Series, 38,000 miles, £15,350, Downham Market
- 2012 MINI Convertible, 44,600 miles, £5,995, Sittingbourne
- 2018 MINI Convertible, 30,000 miles, £10,995, Maidstone
- 2018 Mazda MX-5, 15,111 miles, £16,995, Kempsey
- 2017 Audi A5 Cabriolet, 86,950 miles, £10,995, Wisbech
- 2017 Audi A5 Cabriolet, 81,377 miles, £11,800, Watford
- 2019 Mazda MX-5 RF, 19,050 miles, £17,995, King's Lynn
- 2015 Audi A5 Cabriolet, 118,490 miles, £8,000, Ipswich
- 2017 Mercedes-Benz C Class, 53,845 miles, £14,995, Blackburn
- 2019 Mazda MX-5 RF, 31,000 miles, £17,500, New Barnet
- 2017 Audi A3 Cabriolet, 82,701 miles, £9,995, Exeter
- 2018 Mercedes-Benz C Class, 78,038 miles, £13,778, Batley
- 2020 Mercedes-Benz E Class, 75,301 miles, £16,998, Rainham
- 2009 Mazda MX-5, 55,000 miles, £5,499, Bedford
- 2016 Mercedes-Benz SLK, 32,000 miles, £12,990, Whitstable
- 2018 Mazda MX-5, 43,281 miles, £14,800, Rochdale
- 2010 Audi TT, 53,525 miles, £6,790, Grimsby
- 2013 Mercedes-Benz E Class, 61,382 miles, £8,590, Brampton
- 2016 Mazda MX-5, 25,442 miles, £15,177, Kirkcaldy
- 2019 Mercedes-Benz C Class, 50,572 miles, £17,270, Leeds
- 2023 MINI Convertible, 18,806 miles, £19,975, Boston
- 2017 Fiat 500C, 71,000 miles, £5,495, Nuneaton
- 2017 Mazda MX-5 RF, 47,000 miles, £13,995, Maidstone
- 2021 MINI Convertible, 16,207 miles, £17,699, Peterborough
- 2019 BMW 2 Series, 75,472 miles, £10,695, Shefford
- 2014 Mercedes-Benz E Class, 81,500 miles, £7,799, Oakham
- 2011 Audi A5 Cabriolet, 125,000 miles, £4,745, Solihull
- 2013 Audi A5 Cabriolet, 78,826 miles, £6,795, Northampton
- 2021 Fiat 500C, 25,319 miles, £9,795, Preston
- 2019 MINI Convertible, 23,500 miles, £15,000, Chorley
- 2005 MINI Convertible, 63,500 miles, £2,695, Neston
- 2017 Abarth 124 Spider, 44,862 miles, £15,990, Harrogate
- 2015 Mercedes-Benz SLK, 60,397 miles, £9,200, Nuneaton
- 2016 Mazda MX-5, 82,000 miles, £8,995, Radlett
- 2019 Mazda MX-5 RF, 49,607 miles, £15,650, Watford
- 2010 Fiat 500C, 28,100 miles, £3,995, Appleby Magna
- 2013 Audi A5 Cabriolet, 67,000 miles, £5,995, Tipton
- 2018 Mercedes-Benz E Class, 34,211 miles, £19,990, Darlington
- 2019 MINI Convertible, 8,121 miles, £13,495, Horsham
- 2021 Smart fortwo, 25,000 miles, £8,495, Fleetwood
- 2009 BMW Z4, 64,000 miles, £7,695, Swindon
- 2017 Mercedes-Benz SLC, 50,000 miles, £15,450, Royal Tunbridge Wells
- 2018 Mercedes-Benz E Class, 52,130 miles, £18,051, Rainham
- 2012 Mazda MX-5, 67,945 miles, £6,700, Lansdown
- 2012 Mazda MX-5, 67,945 miles, £6,700, Bath
- 2019 Fiat 500C, 13,514 miles, £8,750, Woking
- 2021 Volkswagen T-Roc, 38,000 miles, £18,790, Addlestone
- 2017 BMW 2 Series, 59,076 miles, £8,990, Burnley
- 2013 Mazda MX-5, 48,620 miles, £8,000, Mansfield
- 2015 Abarth 595, 49,000 miles, £8,995, Nuneaton
- 2017 Audi A3 Cabriolet, 97,713 miles, £10,995, Peterborough
- 2023 MINI Cooper, 21,334 miles, £18,999, Queensferry
- 2008 BMW 3 Series, 74,591 miles, £5,511, Luton
- 2018 Mercedes-Benz SLC, 49,430 miles, £14,299, Winsford
- 2022 Audi A1, 28,500 miles, £14,995, Bristol
- 2013 Audi A3, 184,000 miles, £4,995, Bristol
- 2017 MINI Convertible, 44,892 miles, £10,499, Corby
- 2013 Mazda MX-5, 119,000 miles, £5,995, Belfast
- 2012 MINI Roadster, 60,032 miles, £5,499, Hemel Hempstead
- 2015 Audi A3 Cabriolet, 51,900 miles, £8,990, Bristol
- 2018 MINI Convertible, 44,793 miles, £9,990, Larkhall
- 2012 MINI Convertible, 67,000 miles, £5,245, St Albans
- 2013 Mercedes-Benz SLK, 74,000 miles, £9,995, Havant
- 2019 Audi A5 Cabriolet, 80,993 miles, £13,290, Bournemouth
- 2003 Porsche Boxster, 73,139 miles, £8,444, Haverhill
- 2018 Fiat 124 Spider, 53,602 miles, £10,995, Ingatestone
- 2022 Mazda MX-5, 3,941 miles, £18,995, Hanley
- 2014 BMW Z4, 74,000 miles, £10,200, Burton upon Trent
- 2016 BMW 4 Series, 78,000 miles, £11,995, Peterborough
- 2020 MINI Convertible, 30,000 miles, £12,490, Kidderminster
- 2006 Porsche Boxster, 58,000 miles, £13,995, Rutherglen
- 2017 Land Rover Range Rover Evoque, 70,919 miles, £12,999, Sunderland
- 2018 MINI Convertible, 18,021 miles, £14,495, Chelmsford
- 2010 Mercedes-Benz SLK, 90,000 miles, £4,499, Iver
- 2014 Mazda MX-5, 40,825 miles, £13,749, Peterborough
- 2019 Mercedes-Benz E Class, 45,000 miles, £19,989, Brent
- 2018 Fiat 124 Spider, 20,410 miles, £12,499, Belfast
- 2020 MINI Convertible, 30,840 miles, £16,950, Leeds
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