2021 BMW X3

Overview

Make

BMW

Model

X3

Version

3.0 M40d MHT Auto 4WD Euro 6 5dr (335 bhp)

Mileage

41,697 miles

Year

2021

Fuel type

Diesel Hybrid

Body type

SUV

Engine

3.0 L

Gearbox

Automatic

Power

335 bhp

Seats

5

CO2

181 g/km

Colour

Grey

Doors

5

Driven wheels

Four Wheel Drive

Engine badge

M40d; MHT

Hybrid type

Mild hybrid

Emissions standard

Euro 6

About this car

At 41,697 miles, this 2021 BMW X3 has covered about 6,700 fewer miles than other 2021 BMW X3 cars. The dealer is asking £37,000, which is £69 below our market estimate of £37,069. To estimate its market asking price, we analyse UK dealer adverts for 2,970 BMW X3 cars across different ages and specifications. The asking price is now £1,250 lower than when we first recorded the advert 55 days ago. MOT records show an expiry date of 6 December 2026, and the latest recorded mileage is consistent with the advert. The seller is Sytner Luton BMW, based in Luton.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £37,069. The asking price is £69 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 2,970 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 6,700 miles lower than typical for a 2021 BMW X3.

The advertised mileage is consistent with the last MOT reading.