2023 MINI Convertible 1.5 Cooper Sport

Overview

• Make: MINI
• Model: Convertible
• Trim: Cooper Sport
• Version: 1.5 Cooper Sport Steptronic FWD Euro 6 (s/s) 2dr (134 bhp)
• Year: 2023
• Mileage: 28,480 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 1.5 litres, 134 bhp
• Gearbox: Automatic (Steptronic)
• Drive: Front-wheel drive
• Colour: White
• CO2: 137 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 MINI Convertible Cooper Sport has covered 28,480 miles, around 10,600 more miles than is typical for its age. The AskCar estimate for this car is £18,368. It is priced at £18,000, which is £368 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 1,037 MINI Convertible cars across different ages and specifications. The asking price is now £750 lower than when we first recorded the advert 53 days ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is JCT600 Volkswagen Sheffield, based in Sheffield. 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

Fair price: £368 (2%) under the AskCar estimate of £18,368.

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 2023 MINI Convertible with the 1.5 petrol engine is typically advertised at £19,400: the median of the 88 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2023 MINI Convertible has been on sale for at least 53 days.

Price history

AskCar first saw this advert on 12 September 2026 at £18,750. Its asking price is now £18,000, £750 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 22 September 2026: £18,750
• 21 October 2026: £18,250
• 31 October 2026: £18,000

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 25 April 2027.

It has had one MOT, on 31 March 2026, and passed.

Advisories at the latest test: offside front windscreen damaged but not adversely affecting driver's view.

Mileage at that test: 24,230 miles, which matches the advertised 28,480 miles.

Advertised mileage is about 10,600 miles higher than the median mileage of a 2023 MINI Convertible on AskCar.