2019 BMW Z4 MOT pass rate: 90.7% (5,982 tests)

2019-registered BMW Z4s passed 90.7% of 5,982 MOT tests in 2023–2025 — 2.3 points better than all UK cars registered in 2019 (88.4%).
90.7%Pass rate, 2019 cars
102.3Age-adjusted index (100 = average)
5,982Tests analysed
23,453 miMedian mileage at test

Is the 2019 Z4 getting worse?

Pass rate of 2019-registered cars across recent test years:

Test yearPass rate
202391.3%
+1.5 vs same-age
202490.5%
+2.2 vs same-age
202590.2%
+3.2 vs same-age

The raw rate normally falls as cars age. The “vs same-age” figure compares this cohort with all UK cars registered in the same year, so normal ageing is not mistaken for a bad model year.

What fails on a 2019 Z4

#SystemDefects recordedShare
1Tyres58971.3%
2Visibility506.1%
3Identification of the vehicle415.0%
4Suspension415.0%
5Lamps, reflectors and electrical equipment415.0%
6Brakes242.9%

All Z4 years compared

Registration yearTestsPass rateVs same-ageMedian mileage
2003 7,485 72.7% +7.6 pts 96,939
2004 9,172 73.8% +9.4 pts 93,996
2005 6,205 70.1% +5.5 pts 91,692
2006 9,082 75.3% +10.9 pts 87,238
2007 9,397 76.8% +11.6 pts 84,066
2008 5,444 75.1% +10.0 pts 78,779
2009 7,368 83.1% +16.7 pts 71,830
2010 5,868 82.5% +15.2 pts 68,452
2011 5,863 83.8% +14.6 pts 62,277
2012 5,564 82.7% +11.5 pts 61,464
2013 4,688 82.7% +9.4 pts 55,792
2014 5,699 85.2% +9.3 pts 49,829
2015 4,720 85.9% +7.2 pts 44,352
2016 3,636 84.8% +3.5 pts 36,622
2019 (this page) 5,982 90.7% +2.3 pts 23,453
2020 4,548 92.0% +2.1 pts 19,782
2021 2,104 91.8% +1.4 pts 19,093

Weighing up which year to buy? See the full ranking: BMW Z4 years to avoid.

Buying a 2019 Z4? Two checks first

FAQs

Is a 2019 BMW Z4 reliable?

2019-registered examples passed 90.7% of their MOT tests (5,982 tests, 2023–2025), +2.3 points versus all UK cars registered in the same year. At roughly 7 years old with a median 23,453 miles, condition now varies car by car — always check the individual MOT history.

What mileage is too high for a 2019 Z4?

The median tested example shows 23,453 miles. Anything far beyond that isn't automatically bad — a motorway-mile car with consistent service records often beats a low-mileage school-run car — but price accordingly and scrutinise the mileage trail for gaps or drops.

Source: DVSA Anonymised MOT tests and results, 2023–2025 extracts (96 million Class 4 initial tests; retests excluded). Only vehicles old enough for a routine first MOT are included. Age-adjusted figures compare the model-year cohort with all vehicles of the same registration year tested in the same calendar year. Contains public sector information licensed under OGL v3.0.