2021 BMW X3

2.0 12kWh 30e M Sport Auto 4WD Euro 6 (s/s) 5dr (288 bhp)

£23,090

Good value: £3,787 under the typical £26,877 for this model, age and mileage, drawing on 3,009 adverts of this make and model.

Overview

Make
BMW
Model
X3
Trim
M SPORT
Version
2.0 12kWh 30e M Sport Auto 4WD Euro 6 (s/s) 5dr (288 bhp)
Mileage
46,734 miles
Year
2021
Fuel type
Petrol Plug-in Hybrid
Body type
SUV
Engine
2.0 L
Gearbox
Automatic
Power
288 bhp
Seats
5
CO2
47 g/km
Colour
Black
Doors
5
Driven wheels
Four Wheel Drive
Engine badge
30e
Hybrid type
Plug-in hybrid
Emissions standard
Euro 6

About this car

This 2021 BMW X3 M Sport is advertised with 46,734 miles, approximately 2,800 below the typical mileage for its age. The dealer is asking £23,090, which is £3,787 below our market estimate of £26,877. To estimate its market asking price, we analyse UK dealer adverts for 3,009 BMW X3 cars across different ages and specifications. Since we first spotted the advert 28 days ago, the asking price has dropped by £560. MOT records show an expiry date of 25 June 2027, and the latest recorded mileage is consistent with the advert. The seller is Carbase Bristol, based in Bristol.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 24 September 2026, 28 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £560 from the first recorded £23,650. 3 price reductions recorded, the latest observed on 21 October 2026.

Recorded asking prices
Date observedAsking price
24 September 2026£23,650
17 October 2026£23,449
20 October 2026£23,097
21 October 2026£23,090

Price and mileage comparison

Estimated market asking price: £26,877. The asking price is £3,787 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 3,009 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 2,800 miles lower than typical for a 2021 BMW X3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 25 June 2027. 43,666 miles at the last test.

40 other cars with the same year, trim, gearbox and fuel are for sale from £16,800 to £36,000.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£16,80093,490 miles
£17,230101,000 miles
£17,499121,280 miles
£17,745111,600 miles
£18,48996,718 miles

These cars have covered 14,924–121,280 miles, compared with 46,734 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 cars for sale · 2021 BMW X3 price guide

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

Vehicle photos