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BMW X4 — Reliability by Year

14,870 vehicles · MOT data 2014–2020 · first-test pass rates

This page shows MOT first-test pass rates for each year the BMW X4 was manufactured — click any year to explore that cohort in detail. Trying to decide which year to buy? See the full buying guide →

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Best pass rate year
2020
91.7% pass rate · 1,198 vehicles
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Lowest pass rate year
2015
86.1% pass rate · 2,220 vehicles
Year Pass rate Avg mileage Vehicles
2020
91.7%
33,636 mi 1,198
2019
91.4%
37,732 mi 3,575
2018
90.5%
43,751 mi 2,033
2017
89.2%
47,191 mi 2,198
2016
87.2%
53,283 mi 2,826
2015
86.1%
59,021 mi 2,220
2014
86.8%
60,112 mi 820

Which year BMW X4 is most reliable?

MOT pass rate by year of manufacture — averaged across each vehicle's lifetime of tests. Green = noticeably above average for this model; red = noticeably below average.

Tests range from an average of 33,636 miles (newest year) to 60,112 miles (oldest year). Older years naturally accumulate more tests at higher mileages — see the mileage-normalised breakdown →

Trying to decide which year to buy?

We've done the full analysis — which years to look for, which to avoid, and where to find the best value for reliability on a BMW X4.

See the buying guide →

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Check any UK registration — free MOT history and risk insights.