What year Lexus Nx is most reliable?

Based on MOT first-test pass rates, the 2021 Lexus Nx has the highest pass rate at 95.3%, out of 4,277 vehicles tested.

What are the most common Lexus Nx MOT failures?

The most common Lexus Nx MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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Lexus Nx — Reliability by Year

29,423 vehicles · MOT data 2014–2021 · first-test pass rates

This page shows MOT first-test pass rates for each year the Lexus Nx 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

2021

95.3% pass rate · 4,277 vehicles

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Lowest pass rate year

2014

91.5% pass rate · 871 vehicles

Year	Pass rate	Avg mileage	Vehicles
2021	95.3%	25,390 mi	4,277
2020	94.8%	27,960 mi	4,056
2019	94.1%	30,587 mi	4,539
2018	93.5%	35,455 mi	4,509
2017	93.3%	39,586 mi	3,979
2016	92.4%	43,574 mi	3,829
2015	91.8%	50,218 mi	3,363
2014	91.5%	53,343 mi	871

Which year Lexus Nx 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 25,390 miles (newest year) to 53,343 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 Lexus Nx.

See the buying guide →

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