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Used BMW X3 cars for sale in Buckinghamshire

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Used BMW X3 cars for sale in Buckinghamshire

If you're looking for a used BMW X3 in the Buckinghamshire area, Parkers has 33 for sale from trusted dealers to suit all budgets, with easy tools to narrow your choice to the right secondhand car for you.

  • BMW X3 SUV (2021/70)
    Added today
    BMW X3 SUV (17-24) xDrive30e SE Sport Automatic 5d For Sale - Quality Part X Ltd Dunstable, Dunstable
    53
    xDrive30e SE Sport Automatic 5d
    Automatic | 2021/70 | Petrol Parallel PHEV | 83,557 miles
    £18,300
  • BMW X3 Estate (2015/65)
    Added today
    BMW X3 (11-17) xDrive20d M Sport 5d Auto For Sale - Car Planet Watford, Watford
    48
    xDrive20d M Sport 5d Auto
    Automatic | 2015/65 | Diesel | 19,861 miles
    £18,900
  • BMW X3 SUV (2020/20)
    Added yesterday
    BMW X3 SUV (17-24) xDrive20d M Sport auto 5d For Sale - Car Planet Watford, Watford
    1
    xDrive20d M Sport auto 5d
    Automatic | 2020/20 | Diesel | 14,690 miles
    £29,500
  • BMW X3 SUV (2020/70)
    Added yesterday
    BMW X3 SUV (17-24) xDrive30e M Sport Sport Automatic 5d For Sale - R Automotive UK, Worminghall
    11
    xDrive30e M Sport Sport Automatic 5d
    Automatic | 2020/70 | Petrol Parallel PHEV | 72,154 miles
    £24,495
  • BMW X3 SUV (2019/69)
    Added yesterday
    BMW X3 SUV (17-24) xDrive20d M Sport auto 5d For Sale - Stratstone BMW Milton Keynes, Milton Keynes
    35
    xDrive20d M Sport auto 5d
    Automatic | 2019/69 | Diesel | 56,264 miles
    £23,950
  • BMW X3 SUV (2024/24)
    Added this week
    BMW X3 SUV (17-24) xDrive20i MHT M Sport 5dr Step Auto For Sale - Stratstone BMW Milton Keynes, Milton Keynes
    35
    xDrive20i MHT M Sport 5dr Step Auto
    Automatic | 2024/24 | Petrol | 4,673 miles
    £49,950
  • BMW X3 SUV (2024/74)
    Added this week
    BMW X3 SUV (24 on) xDrive20d M Sport 5dr Step Auto For Sale - Stratstone BMW Milton Keynes, Milton Keynes
    35
    xDrive20d M Sport 5dr Step Auto
    Automatic | 2024/74 | Diesel | 8,412 miles
    £53,495
  • BMW X3 SUV (2021/21)
    Added this week
    BMW X3 SUV (17-24) xDrive20d M Sport auto (05/20-) 5d For Sale - Stratstone BMW Milton Keynes, Milton Keynes
    35
    xDrive20d M Sport auto (05/20-) 5d
    Automatic | 2021/21 | Diesel | 46,735 miles
    £27,990
  • BMW X3 Estate (2015/65)
    BMW X3 (11-17) xDrive20d xLine 5d Step Auto For Sale - Prestigio Cars Ltd, Bedford
    45
    xDrive20d xLine 5d Step Auto
    Automatic | 2015/65 | Diesel | 106,500 miles
    £9,890
  • BMW X3 SUV (2020/70)
    BMW X3 SUV (17-24) xDrive20d M Sport auto (05/20-) 5d For Sale - Stratstone BMW Milton Keynes, Milton Keynes
    35
    xDrive20d M Sport auto (05/20-) 5d
    Automatic | 2020/70 | Diesel | 44,914 miles
    £29,990
  • BMW X3 M (2021/71)
    BMW X3 M (19-24) M Competition M Steptronic auto 5d For Sale - torquepoint, Leighton Buzzard
    40
    M Competition M Steptronic auto 5d
    Automatic | 2021/71 | Petrol | 29,000 miles
    £47,450
  • BMW X3 Estate (2010/60)
    BMW X3 (11-17) xDrive20d SE 5d Step Auto For Sale - Hilton Car Supermarket Milton Keynes, Milton Keynes
    31
    xDrive20d SE 5d Step Auto
    Automatic | 2010/60 | Diesel | 134,422 miles
    £17,549
View 33 used cars

Used BMW X3 FAQs

In this BMW X3 FAQ, you'll find answers to common questions about this popular car. Known for its style, performance, and practicality, the X3 has been a favourite for years. Explore information on fuel efficiency, maintenance, features, and more to help you make the best choice.

BMW X3 reviews

BMW X3 SUV (2024 onwards)

Parkers rating: 4.1 out of 54.1
BMW X3 (2025) review
New X3 remains one of the class best
PROS
  • Great balance of sportiness and comfort
  • Spacious and versatile boot space
  • Wide range of engines
CONS
  • Interior quality is disappointing in places 
  • PHEV range could be longer
  • Can get expensive with options
Read full review

More BMW X3 reviews

BMW X3 M Competition front

BMW X3 M (2019 - 2024)

3.4 out of 53.4 3.4 out of 53.4
BMW X3 (2023) review

BMW X3 SUV (2017 - 2024)

3.9 out of 53.9 3.9 out of 53.9
BMW 2015 X3

BMW X3 (2011 - 2017)

4 out of 54.0 4 out of 54.0

BMW X3 specifications data

Find out useful data about performance, fuel economy, boot space and other data with Parkers specifications data, available for all current and previous BMW X3 models and variants

BMW X3 specifications data

Looking for BMW X3 specifications? Find all of the key specs you'll ever need to know about the BMW X3, from fuel efficiency and top speed, to running costs, dimensions data and so much more.

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