2023 MINI Convertible 2.0 Cooper S Seaside Edition

Overview

• Make: MINI
• Model: Convertible
• Trim: Cooper S Seaside Edition
• Version: 2.0 Cooper S Seaside Edition Auto FWD Euro 6 2dr (175 bhp)
• Year: 2023
• Mileage: 9,898 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.0 litres, 175 bhp
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Green
• CO2: 141 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 MINI Convertible Cooper S Seaside Edition has covered 9,898 miles, around 8,100 fewer miles than is typical for its age. Its asking price of £22,995 is £1,012 below the AskCar estimate of £24,007. The AskCar estimate uses UK dealer asking prices, including 1,035 MINI Convertible adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data 6 days ago. Its advertised mileage matches the government's MOT record. The seller is Berry Thames Ditton BYD, based in Thames Ditton. 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: £1,012 (4%) under the AskCar estimate of £24,007.

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 2023 MINI Convertible with the 2.0 petrol engine is typically advertised at £22,500: the median of the 103 for sale on AskCar, as of 2 November 2026.

Time on sale

AskCar first saw this 2023 MINI Convertible advertised 6 days ago. About half of 2023 MINI Convertible cars are gone from sale within a month of being advertised: 111 of the 229 first advertised between 10 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 27 October 2026 at £22,995. 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 31 August 2027.

It has had one MOT, on 1 September 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 8,942 miles, which matches the advertised 9,898 miles.

Advertised mileage is about 8,100 miles lower than the median mileage of a 2023 MINI Convertible on AskCar.

Similar cars

12 other 2023 MINI Convertible Cooper S Seaside Edition 2.0 petrol automatic convertibles are for sale at UK dealers, from £19,699 to £24,250, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 MINI Convertible Cooper S Seaside Edition, 2.0 petrol convertible, blue. Mileage: 9,973 miles. Price: £23,700, £705 more than this car. Dealer: Marshall BYD Maidstone in Maidstone. AskCar page: https://askcar.co.uk/car/mini-convertible-2023-b4ea9c102f91
• 2023 MINI Convertible Cooper S Seaside Edition, 2.0 petrol convertible, blue. Mileage: 10,314 miles. Price: £23,244, £249 more than this car. Dealer: Williams Mini Rochdale in Rochdale. AskCar page: https://askcar.co.uk/car/mini-convertible-2023-25b820127b54
• 2023 MINI Convertible Cooper S Seaside Edition, 2.0 petrol convertible, blue. Mileage: 8,550 miles. Price: £23,495, £500 more than this car. Dealer: V12 Sports & Classics Ltd -Worksop in Worksop. AskCar page: https://askcar.co.uk/car/mini-convertible-2023-b26c3456f2e6