2021 MINI Convertible 1.5 Cooper Classic

Overview

• Make: MINI
• Model: Convertible
• Trim: Cooper Classic
• Version: 1.5 Cooper Classic Manual FWD Euro 6 2dr (134 bhp)
• Year: 2021
• Mileage: 20,000 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 1.5 litres, 134 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Green
• CO2: 135 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 MINI Convertible Cooper Classic is advertised with 20,000 miles, approximately 6,700 below the typical mileage for its age. The AskCar estimate for this car is £14,705, but it is priced at £9,975, a difference of £4,730. Ask the dealer to confirm the price and vehicle details. The AskCar estimate draws on 1,037 MINI Convertible adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 12 days ago. Its advertised mileage matches the government's MOT record. You can find this car at Nick King Car Sales in Gloucester. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Far below the going rate: £4,730 (32%) under the AskCar estimate of £14,705. Worth asking the dealer why.

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 1,037 priced MINI Convertible adverts across different ages and specifications, as of 4 November 2026.

A 2021 MINI Convertible with the 1.5 petrol engine is typically advertised at £16,100: the median of the 32 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2021 MINI Convertible has been on sale for at least 12 days.

Price history

AskCar first saw this advert on 23 October 2026 at £9,975. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 10 December 2026.

It has had 5 MOTs. The latest, on 3 December 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 18,610 miles, which matches the advertised 20,000 miles.

Advertised mileage is about 6,700 miles lower than the median mileage of a 2021 MINI Convertible on AskCar.

Similar cars

4 other 2021 MINI Convertible Cooper Classic 1.5 petrol manual convertibles are for sale at UK dealers, from £13,549 to £14,490, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2021 MINI Convertible Cooper Classic, 1.5 petrol convertible, red. Mileage: 25,476 miles. Price: £14,275, £4,300 more than this car. Dealer: MINI UK at Listers Boston in Boston. AskCar page: https://askcar.co.uk/car/mini-convertible-2021-544d06d0f29f
• 2021 MINI Convertible Cooper Classic, 1.5 petrol convertible, red. Mileage: 25,477 miles. Price: £14,275, £4,300 more than this car. Dealer: Listers in Boston. AskCar page: https://askcar.co.uk/car/mini-convertible-2021-68e41625745a
• 2021 MINI Convertible Cooper Classic, 1.5 petrol convertible, grey. Mileage: 27,927 miles. Price: £14,490, £4,515 more than this car. Dealer: Lloyd Colne MINI in Colne. AskCar page: https://askcar.co.uk/car/mini-convertible-2021-89d6d82be520