2018 MINI Convertible 1.5 Cooper

Overview

• Make: MINI
• Model: Convertible
• Trim: Cooper
• Version: 1.5 Cooper Manual FWD Euro 6 (s/s) 2dr (134 bhp)
• Year: 2018
• Mileage: 102,000 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 1.5 litres, 134 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Black
• CO2: 114 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 MINI Convertible Cooper is advertised with 102,000 miles, approximately 58,600 above the typical mileage for its age. Priced at £6,245, it is advertised £175 below the AskCar estimate of £6,420. The AskCar estimate uses UK dealer asking prices, including 1,055 MINI Convertible adverts, and accounts for the car’s age, mileage and specification. We first recorded this advert 144 days ago, and its asking price has since fallen by £400. Our records show an MOT expiry date of 1 June 2026, which has passed. Ask the dealer for an update. We checked its advertised mileage against the government's MOT record, and they match. The seller is Kingston Cars13, based in Woking. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £175 (2%) under the AskCar estimate of £6,420.

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 1,055 priced MINI Convertible adverts across different ages and specifications, as of 6 November 2026.

A 2018 MINI Convertible with the 1.5 petrol engine is typically advertised at £10,000: the median of the 62 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2018 MINI Convertible has been on sale for at least 144 days.

Price history

AskCar first saw this advert on 15 June 2026 at £6,645. Its asking price is now £6,245, £400 less. The latest price cut was seen on 18 October 2026.

Price changes recorded:

• 1 August 2026: £6,645
• 18 October 2026: £6,245

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: the latest record we hold ran out on 1 June 2026; ask the dealer for the current MOT.

It failed its MOT on 27 May 2025 (nearside front windscreen wiper not working; nearside front tyre tread depth below requirements of 1.6mm; offside front tyre tread depth below requirements of 1.6mm) and passed 6 days later, on 2 June 2025.

Advisories at the latest test: nearside front lower suspension arm pin or bush worn but not resulting in excessive movement bush tearing; offside front lower suspension arm pin or bush worn but not resulting in excessive movement bush tearing.

Mileage at that test: 97,373 miles, which matches the advertised 102,000 miles.

Advertised mileage is about 58,600 miles higher than the median mileage of a 2018 MINI Convertible on AskCar.

Similar cars

45 other 2018 MINI Convertible Cooper 1.5 petrol manual convertibles are for sale at UK dealers, from £5,995 to £12,995, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2018 MINI Convertible Cooper, 1.5 petrol convertible, white. Mileage: 96,552 miles. Price: £5,995, £250 less than this car. Dealer: Darlington Car & Commercial in Darlington. AskCar page: https://askcar.co.uk/car/mini-convertible-2018-b196ec1689e5
• 2018 MINI Convertible Cooper, 1.5 petrol convertible, blue. Mileage: 91,200 miles. Price: £7,590, £1,345 more than this car. Dealer: Flc in Yiewsley. AskCar page: https://askcar.co.uk/car/mini-convertible-2018-27d1bdbd570c
• 2018 MINI Convertible Cooper, 1.5 petrol convertible, white. Mileage: 89,257 miles. Price: £7,495, £1,250 more than this car. Dealer: Testers Autos in Woodbridge. AskCar page: https://askcar.co.uk/car/mini-convertible-2018-ce4405613f27

• The nearest: 2018 MINI Convertible Cooper, 1.5 petrol convertible, black, 6 miles from this car. Mileage: 50,835 miles. Price: £9,450, £3,205 more than this car. Dealer: Chequers Cars Chobham in Woking. AskCar page: https://askcar.co.uk/car/mini-convertible-2018-f387f4d9e3f5