2018 MINI Convertible 2.0 Cooper S

Overview

• Make: MINI
• Model: Convertible
• Trim: Cooper S
• Version: 2.0 Cooper S Manual FWD Euro 6 (s/s) 2dr (189 bhp)
• Year: 2018
• Mileage: 37,497 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.0 litres, 189 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: White
• CO2: 142 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 37,497 miles on the clock, this 2018 MINI Convertible Cooper S has done roughly 5,700 fewer miles than a typical 2018 MINI Convertible. The AskCar estimate for this car is £12,203. It is priced at £11,560, which is £643 below that estimate. 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 saw this car advertised 33 days ago. Its asking price has since fallen by £140. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Big Motoring World Norwich, based in Norwich. 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: £643 (5%) under the AskCar estimate of £12,203.

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 2.0 petrol engine is typically advertised at £13,700: the median of the 28 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 MINI Convertible has been on sale for at least 33 days.

Price history

AskCar first saw this advert on 30 September 2026 at £11,700. Its asking price is now £11,560, £140 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 30 September 2026: £11,700
• 1 October 2026: £11,730
• 4 October 2026: £11,700
• 6 October 2026: £11,780
• 8 October 2026: £11,730
• 9 October 2026: £11,850
• 10 October 2026: £11,770
• 13 October 2026: £11,760
• 14 October 2026: £11,660
• 16 October 2026: £11,650
• 17 October 2026: £11,590
• 21 October 2026: £11,820
• 27 October 2026: £11,710
• 31 October 2026: £11,560

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 29 September 2027.

It failed its MOT on 29 September 2026 (nearside front tyre tread depth below requirements of 1.6mm) and passed 1 day later, on 30 September 2026.

There were no advisories at the latest test.

Mileage at that test: 37,495 miles, which matches the advertised 37,497 miles.

Advertised mileage is about 5,700 miles lower than the median mileage of a 2018 MINI Convertible on AskCar.

Similar cars

9 other 2018 MINI Convertible Cooper S 2.0 petrol manual convertibles are for sale at UK dealers, from £8,995 to £14,250, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 MINI Convertible Cooper S, 2.0 petrol convertible, black. Mileage: 39,000 miles. Price: £11,382, £178 less than this car. Dealer: Strattons in Solihull. AskCar page: https://askcar.co.uk/car/mini-convertible-2018-d813a8446ed3
• 2018 MINI Convertible Cooper S, 2.0 petrol convertible, grey. Mileage: 28,425 miles. Price: £13,995, £2,435 more than this car. Dealer: Group 1 Automotive in Worthing. AskCar page: https://askcar.co.uk/car/mini-convertible-2018-79bfe7258783
• 2018 MINI Convertible Cooper S, 2.0 petrol convertible, silver. Mileage: 48,651 miles. Price: £12,295, £735 more than this car. Dealer: Moorside Garage in Maidenhead. AskCar page: https://askcar.co.uk/car/mini-convertible-2018-91690278ae92

• The nearest: 2018 MINI Convertible Cooper S, 2.0 petrol convertible, grey, 82 miles from this car. Mileage: 71,459 miles. Price: £8,999, £2,561 less than this car. Dealer: cinch Corby in Corby. AskCar page: https://askcar.co.uk/car/mini-convertible-2018-1ef5e2b2a479