2021 MINI Convertible prices

There are 64 used 2021 MINI Convertible cars for sale from UK dealers on AskCar, as of 4 November 2026. Typical asking price £17,300 (the median: half cost less, half cost more). The cheapest is £9,975. The middle half are priced between £15,500 and £18,600. Median mileage: about 27,000 miles.

Dealers lowered the asking price on more than a third of 2021 MINI Convertible cars: 28 of the 64 in the 14 days to 4 November 2026.

2021 MINI Convertible prices by engine and mileage

A 2021 MINI Convertible 2.0 petrol car typically costs £18,000, against £16,100 for the 1.5 petrol, as of 4 November 2026.

EngineAll mileagesUnder 20,000 miles20,000 to 40,000 miles40,000 to 60,000 miles60,000 miles or more
1.5 petrol£16,100Too few for sale£15,300Too few for saleToo few for sale
2.0 petrol£18,000Too few for sale£18,200Too few for saleToo few for sale

Typical asking prices are of 2021 MINI Convertible cars for sale on 4 November 2026, and are given only where at least 20 cars with a price are for sale.

2021 MINI Convertible against other years

A 2020 MINI Convertible car has a typical asking price of £15,500 and a 2022 one £18,900, as of 4 November 2026.

AskCar lists 1,067 used MINI Convertible across the UK, from 690 dealerships.

As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

2021 MINI Convertible cars for sale now, page 1 of 2

This page picks out up to 10 cars in each of these groups: best value, cheapest, lowest mileage, recently reduced and newly advertised. A car in more than one group is listed in full once. The groups pick only from cars with photos and an AskCar estimate, priced at £500 or more and no more than 25% under that estimate. 62 of the 64 cars listed here meet these rules. Page 2 lists every other 2021 MINI Convertible car, cheapest first, including the 2 the groups do not pick from.

The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 1,037 priced MINI Convertible adverts on AskCar as of 4 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2021 MINI Convertible.

Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer and town; AskCar page. Each car's AskCar page has its full price history and cheaper cars like it.

Best value 2021 MINI Convertible: priced furthest below the AskCar estimate

These 10 are priced 3% to 6% under their AskCar estimate. Their asking prices run from £14,399 to £18,999.

Cheapest 2021 MINI Convertible: the lowest asking prices

These 10 are priced £12,999 to £15,150. They have covered 19,315 to 54,697 miles.

Lowest-mileage 2021 MINI Convertible

These 10 have covered 8,931 to 18,000 miles. Their asking prices run from £15,895 to £21,000.

Recently reduced 2021 MINI Convertible: the biggest price reductions in the 14 days to 4 November 2026

The dealer lowered the asking price on each of these 10 in the 14 days to 4 November 2026. Their reductions since AskCar first saw them run from £763 to £1,700.

Newly advertised 2021 MINI Convertible: first seen by AskCar in the 7 days to 4 November 2026

These 8 are the most recently advertised. Cars first seen on the same day are listed cheapest first.

MINI Convertible by gearbox, fuel and body

MINI Convertible prices by year

MINI Convertible by trim

MINI Convertible by price

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