2021 MINI Convertible

1.5 Auto FWD Euro 6 2dr (134 bhp)

£18,500

Fair price: within 8% of the typical £18,172 for this model, age and mileage, drawing on 956 adverts of this make and model.

Overview

Make: MINI
Model: Convertible
Version: 1.5 Auto FWD Euro 6 2dr (134 bhp)
Mileage: 28,341 miles
Year: 2021
Fuel type: Petrol
Body type: Convertible
Engine: 1.5 L
Gearbox: Automatic
Power: 134 bhp
Seats: 4
CO2: 139 g/km
Colour: Black
Doors: 2
Driven wheels: Front Wheel Drive
Emissions standard: Euro 6

About this car

This 2021 MINI Convertible has covered 28,341 miles. The dealer is asking £18,500, which is £328 above our market estimate of £18,172. To estimate its market asking price, we analyse UK dealer adverts for 956 MINI Convertible cars across different ages and specifications. We have tracked this advert for 12 days. MOT records show an expiry date of 29 March 2027, and the latest recorded mileage is consistent with the advert. The seller is Sytner Stevenage MINI, based in Stevenage.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 9 October 2026, 12 days ago. Advert duration calculated on 21 October 2026.

Recorded asking prices
Date observed	Asking price
9 October 2026	£18,500
20 October 2026	£18,500

Price and mileage comparison

Estimated market asking price: £18,172. The asking price is £328 above this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 956 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 400 miles higher than typical for a 2021 MINI Convertible.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 29 March 2027. 26,513 miles at the last test.

3 other cars with the same year, trim, gearbox and fuel are for sale from £17,195 to £18,290.

Other matching cars
Asking price	Mileage
£17,195	29,735 miles
£17,290	32,000 miles
£18,290	37,691 miles

These cars have covered 29,735–37,691 miles, compared with 28,341 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all MINI Convertible cars for sale · 2021 MINI Convertible price guide

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Dealer

Sytner Stevenage MINI, Stevenage. Across the dealer network: 59 branches, 823 cars for sale.

Dealer postcode: SG1 2BE.