2021 BMW X3 M
3.0 i Competition Auto 4WD Euro 6 (s/s) 5dr (503 bhp)
£47,900
Fair price: within 8% of the typical £44,898 for this model, age and mileage, drawing on 124 adverts of this make and model.
Overview
- Make
- BMW
- Model
- X3 M
- Trim
- COMPETITION
- Version
- 3.0 i Competition Auto 4WD Euro 6 (s/s) 5dr (503 bhp)
- Mileage
- 47,113 miles
- Year
- 2021
- Fuel type
- Petrol
- Body type
- SUV
- Engine
- 3.0 L
- Gearbox
- Automatic
- Power
- 503 bhp
- Seats
- 5
- CO2
- 248 g/km
- Colour
- Grey
- Doors
- 5
- Driven wheels
- Four Wheel Drive
- Engine badge
- Competition
- Emissions standard
- Euro 6
About this car
This 2021 BMW X3 M Competition has covered 47,113 miles, around 13,100 more than typical for its age. Its asking price of £47,900 is £3,002 above our estimate of £44,898. The estimate uses 124 UK dealer adverts for the BMW X3 M, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 77 days ago, the asking price has dropped by £4,100. It may give you a starting point for a conversation about price. Its recorded MOT is valid until 18 November 2026, and its advertised mileage is consistent with the latest MOT reading. The seller is John Clark BMW Aberdeen, based in Aberdeen.
Stock data from 26 October 2026.
Price history
First seen on 11 August 2026, 77 days ago. Advert duration calculated on 27 October 2026. Net asking-price reduction: £4,100 from the first recorded £52,000. 4 price reductions recorded, the latest observed on 16 October 2026.
| Date observed | Asking price |
|---|---|
| 11 August 2026 | £52,000 |
| 1 September 2026 | £50,000 |
| 24 September 2026 | £49,700 |
| 5 October 2026 | £50,600 |
| 9 October 2026 | £48,800 |
| 16 October 2026 | £47,900 |
| 26 October 2026 | £47,900 |
Price and mileage comparison
Estimated market asking price: £44,898. The asking price is £3,002 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 124 adverts of this make and model across different ages and specifications.
Advertised mileage is approximately 13,100 miles higher than typical for a 2021 BMW X3 M.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT valid until 18 November 2026. 38,385 miles at the last test.
22 other cars with the same year, trim, gearbox and fuel are for sale from £39,995 to £54,995.
| Asking price | Mileage |
|---|---|
| £39,995 | 60,994 miles |
| £39,995 | 62,137 miles |
| £41,995 | 57,000 miles |
| £42,060 | 43,979 miles |
| £42,990 | 30,200 miles |
These cars have covered 6,407–62,137 miles, compared with 47,113 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 M cars for sale · 2021 BMW X3 M price guide
How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.
Vehicle photos
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