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

21,518 miles

Year

2021

Fuel type

Diesel Hybrid

Body type

SUV

Engine

2.0 L

Gearbox

Automatic

Power

187 bhp

Seats

5

CO2

156 g/km

Colour

Black

Doors

5

Driven wheels

Four Wheel Drive

Engine badge

20d; MHT

Hybrid type

Mild hybrid

Emissions standard

Euro 6

About this car

At 21,518 miles, this 2021 BMW X3 M Sport has covered about 27,000 fewer miles than other 2021 BMW X3 cars. The dealer is asking £29,500, which is £334 above our market estimate of £29,166. Our estimate draws on 2,996 BMW X3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 32 days ago. Its asking price has since fallen by £500. MOT records show an expiry date of 3 September 2027, and the latest recorded mileage is consistent with the advert. The seller is Sytner Nottingham BMW, based in Nottingham.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £29,166. The asking price is £334 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 27,000 miles lower than typical for a 2021 BMW X3.

The advertised mileage is consistent with the last MOT reading.