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: 19,380 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.0 litres, 175 bhp
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 141 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2023 MINI Convertible Cooper S Seaside Edition is 19,380 miles. Its asking price of £24,250 is £1,474 above the AskCar estimate of £22,776. 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 13 days ago. Its asking price has since fallen by £200. The government's MOT record matches its advertised mileage. You can find this car at Group 1 Southend MINI in Leigh-on-SEA. 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: £1,474 (6%) over the AskCar estimate of £22,776.

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

This 2023 MINI Convertible has been on sale for at least 13 days.

Price history

AskCar first saw this advert on 20 October 2026 at £24,450. Its asking price is now £24,250, £200 less. The latest price cut was seen on 27 October 2026.

Price changes recorded:

• 20 October 2026: £24,450
• 27 October 2026: £24,250

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 September 2027.

It has had one MOT, on 11 September 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 18,716 miles, which matches the advertised 19,380 miles.

Advertised mileage is about 1,400 miles higher 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 £23,950, 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: 18,375 miles. Price: £21,995, £2,255 less than this car. Dealer: Douglas Park Edinburgh in Edinburgh. AskCar page: https://askcar.co.uk/car/mini-convertible-2023-4c258021a046
• 2023 MINI Convertible Cooper S Seaside Edition, 2.0 petrol convertible, blue. Mileage: 17,560 miles. Price: £23,427, £823 less than this car. Dealer: Vertu MINI Exeter in Exeter. AskCar page: https://askcar.co.uk/car/mini-convertible-2023-72bb056c8b95
• 2023 MINI Convertible Cooper S Seaside Edition, 2.0 petrol convertible, blue. Mileage: 23,628 miles. Price: £22,895, £1,355 less than this car. Dealer: Group 1 Chelmsford MINI in Chelmsford. AskCar page: https://askcar.co.uk/car/mini-convertible-2023-388fb31eafe7