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: 40,760 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 1.5 litres, 134 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Silver
• CO2: 114 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 40,760 miles, this 2018 MINI Convertible Cooper has covered about 2,500 fewer miles than other 2018 MINI Convertible cars. Its asking price of £9,950 is £456 below the AskCar estimate of £10,406. The AskCar estimate uses UK dealer asking prices, including 1,035 MINI Convertible adverts, and accounts for the car’s age, mileage and specification. We first recorded this car for sale 3 days ago. Its advertised mileage matches the government's MOT record. It is advertised by Suffolk Trade Centre in Newmarket. 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: £456 (4%) under the AskCar estimate of £10,406.

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

AskCar first saw this 2018 MINI Convertible advertised 3 days ago. About half of 2018 MINI Convertible cars are gone from sale within a month of being advertised: 52 of the 102 first advertised between 11 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 30 October 2026 at £9,950. 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 2 November 2026: valid until 25 March 2027.

It has had 6 MOTs. The latest, on 17 March 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 37,057 miles, which matches the advertised 40,760 miles.

Advertised mileage is about 2,500 miles lower 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, black. Mileage: 39,349 miles. Price: £9,995, the same price as this car. Dealer: Crystal Motor Company in Northampton. AskCar page: https://askcar.co.uk/car/mini-convertible-2018-982abc25df08
• 2018 MINI Convertible Cooper, 1.5 petrol convertible, black. Mileage: 42,678 miles. Price: £10,395, £445 more than this car. Dealer: Group 1 Farnborough MINI in Farnborough. AskCar page: https://askcar.co.uk/car/mini-convertible-2018-14fe0c101321
• 2018 MINI Convertible Cooper, 1.5 petrol convertible, blue. Mileage: 43,115 miles. Price: £10,668, £718 more than this car. Dealer: Eden Approved Christchurch in Bournemouth. AskCar page: https://askcar.co.uk/car/mini-convertible-2018-7a0d3684e403

• The nearest: 2018 MINI Convertible Cooper, 1.5 petrol convertible, blue, 19 miles from this car. Mileage: 84,613 miles. Price: £7,445, £2,505 less than this car. Dealer: Essex Car Store in Braintree. AskCar page: https://askcar.co.uk/car/mini-convertible-2018-f4016de4aa68