2021 BMW X3

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

£24,400

Fair price: within 8% of the typical £24,188 for this model, age and mileage, drawing on 2,996 adverts of this make and model.

Overview

Make
BMW
Model
X3
Trim
XLINE
Version
2.0 12kWh 30e Xline Auto 4WD Euro 6 (s/s) 5dr (288 bhp)
Mileage
34,968 miles
Year
2021
Fuel type
Petrol Plug-in Hybrid
Body type
SUV
Engine
2.0 L
Gearbox
Automatic
Power
288 bhp
Seats
5
CO2
46 g/km
Colour
Blue
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 Xline has covered 34,968 miles, around 13,500 fewer than typical for its age. Our estimated market asking price is £24,188. This car is advertised at £24,400, which is £212 above that figure. We use UK dealer asking prices, including 2,996 BMW X3 listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 31 days ago, the asking price has dropped by £2,220. MOT records show an expiry date of 9 April 2027, and the latest recorded mileage is consistent with the advert. The seller is Evans Halshaw BYD Milton Keynes, based in Milton Keynes.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 20 September 2026, 31 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £2,220 from the first recorded £26,620. 4 price reductions recorded, the latest observed on 2 October 2026.

Recorded asking prices
Date observedAsking price
20 September 2026£26,620
22 September 2026£24,660
25 September 2026£24,650
29 September 2026£24,200
2 October 2026£24,150
3 October 2026£24,400
20 October 2026£24,400

Price and mileage comparison

Estimated market asking price: £24,188. The asking price is £212 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 13,500 miles lower than typical for a 2021 BMW X3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 9 April 2027. 31,742 miles at the last test.

10 other cars with the same year, trim, gearbox and fuel are for sale from £17,999 to £24,740.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£17,99972,000 miles
£18,00070,000 miles
£18,60973,630 miles
£19,00063,980 miles
£20,99956,373 miles

These cars have covered 38,787–73,630 miles, compared with 34,968 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

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Dealer

Evans Halshaw BYD Milton Keynes, Milton Keynes. Across the dealer network: 84 branches, 10,704 cars for sale.

Dealer postcode: MK15 0DQ.

Dealer opening hours

Monday
09:00-18:00
Tuesday
09:00-18:00
Wednesday
09:00-18:00
Thursday
09:00-18:00
Friday
09:00-18:00
Saturday
09:00-18:00
Sunday
Closed

Vehicle photos