2021 BMW X6 M

4.4 i V8 Competition Auto 4WD Euro 6 (s/s) 5dr (616 bhp)

£59,810

Fair price: within 8% of the typical £62,868 for this model, age and mileage, drawing on 52 adverts of this make and model.

Overview

Make
BMW
Model
X6 M
Trim
COMPETITION
Version
4.4 i V8 Competition Auto 4WD Euro 6 (s/s) 5dr (616 bhp)
Mileage
18,599 miles
Year
2021
Fuel type
Petrol
Body type
SUV
Engine
4.4 L
Gearbox
Automatic
Power
616 bhp
Seats
5
CO2
303 g/km
Colour
Black
Doors
5
Driven wheels
Four Wheel Drive
Engine badge
i V8
Emissions standard
Euro 6

About this car

This 2021 BMW X6 M Competition has covered 18,599 miles, around 11,000 fewer than typical for its age. Its asking price of £59,810 is £3,058 below our estimate of £62,868. Our estimate draws on 52 BMW X6 M adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 148 days ago, and its asking price has since fallen by £8,180. It may give you a starting point for a conversation about price. MOT records show an expiry date of 9 February 2027, and the latest recorded mileage is consistent with the advert. It is advertised by BUY & Go Cars in Cardiff.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 28 May 2026, 148 days ago. Advert duration calculated on 23 October 2026. Net asking-price reduction: £8,180 from the first recorded £67,990. 7 price reductions recorded, the latest observed on 14 October 2026.

Recorded asking prices
Date observedAsking price
29 May 2026£67,990
6 June 2026£65,820
7 July 2026£65,820
8 July 2026£64,920
10 July 2026£64,920
4 August 2026£64,720
5 August 2026£64,720
21 August 2026£64,260
2 September 2026£63,990
23 September 2026£61,740
14 October 2026£59,810
21 October 2026£59,810

Price and mileage comparison

Estimated market asking price: £62,868. The asking price is £3,058 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 52 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 11,000 miles lower than typical for a 2021 BMW X6 M.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 9 February 2027. 18,105 miles at the last test.

8 other cars with the same year, trim, gearbox and fuel are for sale from £48,500 to £69,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£48,50067,000 miles
£53,49550,800 miles
£54,21125,101 miles
£57,95019,000 miles
£61,00034,000 miles

These cars have covered 17,998–67,000 miles, compared with 18,599 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 M cars for sale · 2021 BMW X6 M price guide

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos