The BMW X3 (2017-21) XDRIVE20D 5DR SUV 2.0 MHT 190 DPFR SS EU6 SE AUTO8 is a premium, mid-size family SUV, sitting between compact crossovers and larger luxury 4x4s in the UK market. Its raised driving position, five-door practicality and automatic transmission make it an appealing alternative to the Audi Q5, Mercedes-Benz GLC and Volvo XC60. mycarcheck.com has recorded six look-ups across five VINs, so its figures are a useful snapshot rather than a broad market survey. Within that small sample, average private-sale value was £26,200, average recorded mileage 23,000 miles, and annual mileage 7,000 miles. Cars averaged 0.33 previous keepers, suggesting many were lightly owned. The diesel X3 suits families, regular commuters and drivers needing space for luggage, confident all-weather traction and comfortable long-distance travel. It blends strong performance with sensible economy, while BMW’s polished cabin and composed road manners give it a more engaging feel than many practical rivals.