BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Honda Z 125 Ma-K: MOT pass rate by registration year

Which Z 125 Ma-K years pass first time, and which fall short of the model's 94.1% average, from 4,239 DVSA tests.

2019
highest-passing year · 95.0%
2021
lowest-passing year · 86.9%
8.1pp
spread across 4 years

Pass rate by registration year

first-time pass rate · cohorts with 50 or more tests · registration year from first use date

Highest pass rate: 2019 (95.0% of 1,902 tests). Lowest: 2021 (86.9% of 61). Years more than two points below the model average: 2021.

85%91%97%2018: 93.5% pass (1,095 tests)2019: 95.0% pass (1,902 tests)2020: 93.8% pass (1,181 tests)2021: 86.9% pass (61 tests)201820202021
RegisteredTestsFirst-time passvs model (94.1%)
2018 1,095 93.5% -0.6 pp
2019 1,902 95.0% +0.9 pp
2020 1,181 93.8% -0.3 pp
2021 61 86.9% -7.2 pp

Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years. A first-time MOT pass is a roadworthiness check, not a full mechanical inspection.

Pass rate over time

first-time pass rate by test year · 2021–2025
92%94%96%2021: 93.3% pass (224 tests)2022: 93.1% pass (755 tests)2023: 94.5% pass (1,191 tests)2024: 94.2% pass (1,033 tests)2025: 94.7% pass (1,034 tests)20212025

Questions

Which Z 125 Ma-K years have the lowest MOT pass rate?
2021 registered examples pass first time less often than the Honda Z 125 Ma-K overall (94.1%); the 2021 cohort is lowest at 86.9% from 61 tests.
Which Z 125 Ma-K year has the highest MOT pass rate?
2019, at 95.0% of 1,902 first tests (2005–2025).
How much does the Z 125 Ma-K pass rate vary by year?
8.1 percentage points between the highest (2019, 95.0%) and lowest (2021, 86.9%) cohorts with at least 50 tests. Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.

Full report: Honda Z 125 Ma-K reliability, failures and mileage · ranked #153 of 5428 models· other Honda models: CBR600F, CBR900RR, CBR1100XX, CB500, C90, VFR800 Fi