2021 BMW X3 M

3.0 i Competition Auto 4WD Euro 6 (s/s) 5dr (503 bhp)

£49,999

Fair price: within 8% of the typical £49,933 for this model, age and mileage, drawing on 128 adverts of this make and model.

Overview

Make
BMW
Model
X3 M
Trim
COMPETITION
Version
3.0 i Competition Auto 4WD Euro 6 (s/s) 5dr (503 bhp)
Mileage
27,651 miles
Year
2021
Fuel type
Petrol
Body type
SUV
Engine
3.0 L
Gearbox
Automatic
Power
503 bhp
Seats
5
CO2
247 g/km
Colour
Blue
Doors
5
Driven wheels
Four Wheel Drive
Engine badge
Competition
Emissions standard
Euro 6

About this car

This 2021 BMW X3 M Competition is advertised with 27,651 miles, approximately 10,600 below the typical mileage for its age. Our estimated market asking price is £49,933. This car is advertised at £49,999, which is £66 above that figure. To estimate its market asking price, we analyse UK dealer adverts for 128 BMW X3 M cars across different ages and specifications. This car was first seen in our listings data 88 days ago. MOT records show an expiry date of 4 January 2027, and the latest recorded mileage is consistent with the advert. It is for sale at Prestige Car Supermarket in York.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 27 July 2026, 88 days ago. Advert duration calculated on 23 October 2026.

Recorded asking prices
Date observedAsking price
28 July 2026£49,999
29 July 2026£49,999
6 August 2026£52,799
12 August 2026£49,999
13 August 2026£49,999
22 October 2026£49,999

Price and mileage comparison

Estimated market asking price: £49,933. The asking price is £66 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 128 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 10,600 miles lower than typical for a 2021 BMW X3 M.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 4 January 2027. 25,484 miles at the last test.

23 other cars with the same year, trim, gearbox and fuel are for sale from £36,000 to £57,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£36,00085,546 miles
£39,99560,994 miles
£39,99562,137 miles
£40,99547,300 miles
£41,99557,000 miles

These cars have covered 23,000–85,546 miles, compared with 27,651 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 X3 M cars for sale · 2021 BMW X3 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