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: 84,613 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 1.5 litres, 134 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 130 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 MINI Convertible Cooper has covered 84,613 miles, around 41,400 more miles than is typical for its age. Priced at £7,445, it is advertised £30 below the AskCar estimate of £7,475. The AskCar estimate draws on 1,035 MINI Convertible adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 53 days ago. Its asking price has since fallen by £305. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at Essex Car Store in Braintree. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £30 (under 1%) under the AskCar estimate of £7,475.

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 1,035 priced MINI Convertible adverts across different ages and specifications, as of 2 November 2026.

A 2018 MINI Convertible with the 1.5 petrol engine is typically advertised at £10,000: the median of the 61 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 MINI Convertible has been on sale for at least 53 days.

Price history

AskCar first saw this advert on 10 September 2026 at £7,750. Its asking price is now £7,445, £305 less. The latest price cut was seen on 24 October 2026.

Price changes recorded:

• 10 September 2026: £7,750
• 3 October 2026: £7,695
• 24 October 2026: £7,445

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 10 April 2027.

It has had 9 MOTs. The latest, on 10 September 2026, passed.

Advisories at the latest test: front tyre worn close to legal limit/worn on edge both.

Mileage at that test: 84,614 miles, which matches the advertised 84,613 miles.

Advertised mileage is about 41,400 miles higher than the median mileage of a 2018 MINI Convertible on AskCar.

Similar cars

44 other 2018 MINI Convertible Cooper 1.5 petrol manual convertibles are for sale at UK dealers, from £5,995 to £12,995, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 MINI Convertible Cooper, 1.5 petrol convertible, blue. Mileage: 80,859 miles. Price: £7,990, £545 more than this car. Dealer: Drive House UK in Gateshead. AskCar page: https://askcar.co.uk/car/mini-convertible-2018-07cb22b15a5c
• 2018 MINI Convertible Cooper, 1.5 petrol convertible, white. Mileage: 89,257 miles. Price: £7,495, £50 more than this car. Dealer: Testers Autos in Woodbridge. AskCar page: https://askcar.co.uk/car/mini-convertible-2018-ce4405613f27
• 2018 MINI Convertible Cooper, 1.5 petrol convertible, blue. Mileage: 91,200 miles. Price: £7,590, £145 more than this car. Dealer: Flc in Yiewsley. AskCar page: https://askcar.co.uk/car/mini-convertible-2018-27d1bdbd570c

• The nearest: 2018 MINI Convertible Cooper, 1.5 petrol convertible, grey, 9 miles from this car. Mileage: 73,302 miles. Price: £9,995, £2,550 more than this car. Dealer: Group 1 Chelmsford MINI in Chelmsford. AskCar page: https://askcar.co.uk/car/mini-convertible-2018-280f1a47e92d