BMW X3 (2017-21) M40I XDRIVE 5DR SUV 3.0 354 GPF SS EU6 AUTO8

Buyer's Guide & Data from our Checks
The BMW X3 (2017-21) M40I XDRIVE 5DR SUV 3.0 354 GPF SS EU6 AUTO8 is a popular mid-sized luxury SUV that appeals to drivers looking for a blend of style, performance, and practicality. Known for its spacious interior and commanding road presence, this model stands out in the UK market as a versatile vehicle suited for families, professionals, and outdoor enthusiasts alike. Its size makes it ideal for daily commuting, long-distance travel, and active lifestyles, offering comfort and a refined driving experience.
Analysis of mycarcheck.com data shows high usage with over 2,000 lookups and nearly 1,000 unique VINs, indicating strong interest and a well-established presence in the used car market. The average private sale value of £34,400 and a typical mileage of around 36,000 miles suggest that buyers generally find this model reliable and desirable. Its history of few previous owners, averaging just over 1.3, reinforces its reputation for quality and longevity.
What makes the BMW X3 M40I stand apart from rivals like the Audi Q5 or Mercedes GLC is its impressive performance, driven by a powerful 3.0-liter engine that offers a dynamic driving experience. Combine this with its smooth automatic transmission and modern features often found in BMW models, and it’s clear why this SUV remains a favorite among drivers seeking luxury, capability, and prestige in a used vehicle.
Key Findings
The following statistics are drawn from our checks of 908 different vehicles, run between February 17th 2021 and December 31st 2025. These real-world insights provide context for this vehicle's place in the market, as well as its typical usage.
2,083
Lookups
Lookups
70
Hidden Histories
Hidden Histories
45k
Average Mileage
Average Mileage
£34,400
Average Valuation
Average Valuation












