2018 MINI Convertible

1.5 Cooper Auto FWD Euro 6 (s/s) 2dr (134 bhp)

£13,875

Fair price: within 8% of the typical £13,328 for this model, age and mileage, drawing on 948 adverts of this make and model.

Overview

Make: MINI
Model: Convertible
Trim: COOPER
Version: 1.5 Cooper Auto FWD Euro 6 (s/s) 2dr (134 bhp)
Mileage: 33,729 miles
Year: 2018
Fuel type: Petrol
Body type: Convertible
Engine: 1.5 L
Gearbox: Automatic
Power: 134 bhp
Seats: 4
CO2: 123 g/km
Colour: White
Doors: 2
Driven wheels: Front Wheel Drive
Engine badge: Cooper
Emissions standard: Euro 6

About this car

At 33,729 miles, this 2018 MINI Convertible Cooper has covered about 7,400 fewer miles than other 2018 MINI Convertible cars. The dealer is asking £13,875, which is £547 above our market estimate of £13,328. Our estimate draws on 948 MINI Convertible adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. The asking price is now £100 lower than when we first recorded the advert 15 days ago. MOT records show an expiry date of 30 October 2026, and the latest recorded mileage is consistent with the advert. You can find this car at Group 1 Automotive in Littlehampton.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 5 October 2026, 15 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £100 from the first recorded £13,975. 1 price reduction recorded, the latest observed on 14 October 2026.

Recorded asking prices
Date observed	Asking price
5 October 2026	£13,975
14 October 2026	£13,875
19 October 2026	£13,875

Price and mileage comparison

Estimated market asking price: £13,328. The asking price is £547 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 948 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 7,400 miles lower than typical for a 2018 MINI Convertible.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 30 October 2026. 33,732 miles at the last test.

5 other cars with the same year, trim, gearbox and fuel are for sale from £8,995 to £14,750.

Other matching cars
Asking price	Mileage
£8,995	94,459 miles
£9,650	88,383 miles
£11,490	49,000 miles
£13,995	23,000 miles
£14,750	19,000 miles

These cars have covered 19,000–94,459 miles, compared with 33,729 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 · 2018 MINI Convertible price guide

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Dealer

Group 1 Automotive, Littlehampton. Across the dealer network: 145 branches, 8,684 cars for sale.

Dealer postcode: BN16 3FH.