2020 MINI Convertible 2.0 Cooper S Sidewalk Edition
Price: £18,688. Fair price: £501 (2%) over the AskCar estimate of £18,187, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,035 priced MINI Convertible adverts on AskCar as of 2 November 2026.
AskCar lists 1,068 used MINI Convertible from 694 UK dealerships, as of 2 November 2026.
Overview
- Make: MINI
- Model: Convertible
- Trim: Cooper S Sidewalk Edition
- Version: 2.0 Cooper S Sidewalk Edition Steptronic FWD Euro 6 2dr
- Year: 2020
- Mileage: 23,000 miles
- Fuel: Petrol
- Body: Convertible, 2 doors, 4 seats
- Engine: 2.0 litres
- Gearbox: Automatic (Steptronic)
- Drive: Front-wheel drive
- Colour: Blue
- CO2: 149 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
At 23,000 miles, this 2020 MINI Convertible Cooper S Sidewalk Edition has covered about 5,900 fewer miles than other 2020 MINI Convertible cars. The AskCar estimate for this car is £18,187. It is priced at £18,688, which is £501 above that estimate. The AskCar estimate uses 1,035 UK dealer adverts for the MINI Convertible, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this car for sale 30 days ago. It is for sale at West Kent Motor Group Online in Sevenoaks. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Fair price: £501 (2%) over the AskCar estimate of £18,187.
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 2020 MINI Convertible with the 2.0 petrol engine is typically advertised at £17,000: the median of the 33 for sale on AskCar, as of 2 November 2026.
Time on sale
This 2020 MINI Convertible has been on sale for at least 30 days.
Price history
AskCar first saw this advert on 3 October 2026 at £18,688. Its asking price has not changed.
Mileage and MOT
Advertised mileage is about 5,900 miles lower than the median mileage of a 2020 MINI Convertible on AskCar.
Similar cars
2 other 2020 MINI Convertible Cooper S Sidewalk Edition 2.0 petrol automatic convertibles are for sale at UK dealers, from £15,999 to £19,590, as of 2 November 2026.
The 2 closest to this car in mileage:
- 2020 MINI Convertible Cooper S Sidewalk Edition, 2.0 petrol convertible, blue. Mileage: 26,550 miles. Price: £19,590, £902 more than this car. Dealer: Stratstone MINI Bury St Edmunds in Bury St Edmunds. AskCar page: https://askcar.co.uk/car/mini-convertible-2020-619774ba77c4
- 2020 MINI Convertible Cooper S Sidewalk Edition, 2.0 petrol convertible, blue. Mileage: 37,662 miles. Price: £15,999, £2,689 less than this car. Dealer: Available Car Supermarket - Castle Donington in Castle Donington. AskCar page: https://askcar.co.uk/car/mini-convertible-2020-f6221d6ab1f0
Browse all MINI Convertible cars for sale · 2020 MINI Convertible price guide
More like this
- Used MINI Convertible for sale under £20,000
- Used automatic MINI Convertible for sale
- Used MINI Convertible for sale near Sevenoaks
Photos
66 photos of this car are on its AskCar page.
As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.