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.
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.
| Date observed | Asking 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.
| Asking price | Mileage |
|---|---|
| £17,999 | 72,000 miles |
| £18,000 | 70,000 miles |
| £18,609 | 73,630 miles |
| £19,000 | 63,980 miles |
| £20,999 | 56,373 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
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