2021 BMW X3

Overview

Make

BMW

Model

X3

Trim

M SPORT

Version

2.0 20d MHT M Sport Auto 4WD Euro 6 (s/s) 5dr (187 bhp)

Mileage

46,000 miles

Year

2021

Fuel type

Diesel Hybrid

Body type

SUV

Engine

2.0 L

Gearbox

Automatic

Power

187 bhp

Seats

5

CO2

159 g/km

Colour

Silver

Doors

5

Driven wheels

Four Wheel Drive

Engine badge

20d; MHT

Hybrid type

Mild hybrid

Emissions standard

Euro 6

About this car

With 46,000 miles on the clock, this 2021 BMW X3 M Sport has done roughly 2,500 fewer miles than a typical 2021 BMW X3. The dealer is asking £28,450, which is £2,685 above our market estimate of £25,765. Our estimate draws on 2,996 BMW X3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 35 days ago, and its asking price has since fallen by £540. MOT records show an expiry date of 8 June 2027, and the latest recorded mileage is consistent with the advert. The seller is Billington Motor Group, based in Burnley.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £25,765. The asking price is £2,685 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 2,996 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 2,500 miles lower than typical for a 2021 BMW X3.

The advertised mileage is consistent with the last MOT reading.