2018 BMW 640 MOT pass rate: 82.7% (1,881 tests)

2018-registered BMW 640s passed 82.7% of 1,881 MOT tests in 2023–2025 — 3.7 points worse than same-age cars (86.4%).
82.7%Pass rate, 2018 cars
96.3Age-adjusted index (100 = average)
1,881Tests analysed
46,697 miMedian mileage at test
85.7% / 82.5%Petrol vs diesel pass rate

Is the 2018 640 getting worse?

Pass rate of 2018-registered cars across recent test years:

Test yearPass rate
202381.8%
-6.2 vs same-age
202480.9%
-5.3 vs same-age
202585.3%
+0.5 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 2018 640

#SystemDefects recordedShare
1Tyres33564.2%
2Road Wheels8115.5%
3Visibility285.4%
4Lamps, reflectors and electrical equipment203.8%
5Brakes203.8%
6Suspension193.6%

All 640 years compared

Registration yearTestsPass rateVs same-ageMedian mileage
2012 2,877 81.1% +9.9 pts 93,433
2013 3,718 82.4% +9.0 pts 90,035
2014 5,717 82.4% +6.5 pts 80,382
2015 5,654 84.9% +6.1 pts 73,758
2016 5,270 86.2% +4.8 pts 64,176
2017 3,065 84.6% +0.6 pts 54,414
2018 (this page) 1,881 82.7% -3.7 pts 46,697
Buying a 2018 640? Two checks first

FAQs

Is a 2018 BMW 640 reliable?

2018-registered examples passed 82.7% of their MOT tests (1,881 tests, 2023–2025), -3.7 points versus all UK cars registered in the same year. At roughly 8 years old with a median 46,697 miles, condition now varies car by car — always check the individual MOT history.

What mileage is too high for a 2018 640?

The median tested example shows 46,697 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.