2018 BMW X6

3.0 xDrive30d M Sport Auto 4WD Euro 6 5dr Step (254 bhp)

£21,498

Fair price: within 8% of the typical £22,309 for this model, age and mileage, drawing on 513 adverts of this make and model.

Overview

Make
BMW
Model
X6
Trim
M SPORT
Version
3.0 xDrive30d M Sport Auto 4WD Euro 6 5dr Step (254 bhp)
Mileage
69,735 miles
Year
2018
Fuel type
Diesel
Body type
SUV
Engine
3.0 L
Gearbox
Automatic
Power
254 bhp
Seats
5
CO2
183 g/km
Colour
Black
Doors
5
Driven wheels
Four Wheel Drive
Engine badge
30d
Emissions standard
Euro 6

About this car

This 2018 BMW X6 M Sport has covered 69,735 miles. The dealer is asking £21,498, which is £811 below our market estimate of £22,309. Our estimate draws on 513 BMW X6 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 87 days ago. MOT records show an expiry date of 22 July 2027, and the latest recorded mileage is consistent with the advert. The seller is Arnold Clark Kilmarnock Peugeot Jeep Leapmotor, based in Kilmarnock.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 25 July 2026, 87 days ago. Advert duration calculated on 20 October 2026.

Recorded asking prices
Date observedAsking price
25 July 2026£21,498
26 July 2026£21,498
19 October 2026£21,498

Price and mileage comparison

Estimated market asking price: £22,309. The asking price is £811 below 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 513 adverts of this make and model across different ages and specifications.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 22 July 2027. 69,741 miles at the last test.

30 other cars with the same year, trim, gearbox and fuel are for sale from £14,899 to £29,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£14,899129,000 miles
£15,748128,000 miles
£18,74585,086 miles
£18,97079,610 miles
£19,17597,717 miles

These cars have covered 33,000–129,000 miles, compared with 69,735 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 BMW X6 cars for sale · 2018 BMW X6 price guide

Similar cars for less

Dealer

Arnold Clark Kilmarnock Peugeot Jeep Leapmotor, Kilmarnock. Across the dealer network: 152 branches, 29,989 cars for sale.

Dealer postcode: KA3 1NJ.

Dealer opening hours

Monday
09:00-20:00
Tuesday
09:00-20:00
Wednesday
09:00-20:00
Thursday
09:00-20:00
Friday
09:00-20:00
Saturday
09:00-18:00
Sunday
11:00-18:00

Vehicle photos