BIKERELIABILITY Reg check
League table/ SINNIS/ QM/By year
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Sinnis QM: MOT pass rate by registration year

Which QM years pass first time, and which fall short of the model's 76.4% average, from 1,016 DVSA tests.

2015
highest-passing year · 79.6%
2017
lowest-passing year · 73.6%
6.0pp
spread across 3 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: 2015 (79.6% of 441 tests). Lowest: 2017 (73.6% of 178). Years more than two points below the model average: 2017.

72%77%81%2015: 79.6% pass (441 tests)2016: 76.5% pass (311 tests)2017: 73.6% pass (178 tests)201520162017
RegisteredTestsFirst-time passvs model (76.4%)
2015 441 79.6% +3.2 pp
2016 311 76.5% +0.1 pp
2017 178 73.6% -2.8 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 · 2018–2025
70%77%83%2018: 81.1% pass (74 tests)2019: 78.8% pass (113 tests)2020: 72.3% pass (155 tests)2021: 74.6% pass (169 tests)2022: 80.2% pass (172 tests)2023: 79.7% pass (133 tests)2024: 72.9% pass (96 tests)2025: 72.6% pass (95 tests)20182025

Questions

Which QM years have the lowest MOT pass rate?
2017 registered examples pass first time less often than the Sinnis QM overall (76.4%); the 2017 cohort is lowest at 73.6% from 178 tests.
Which QM year has the highest MOT pass rate?
2015, at 79.6% of 441 first tests (2005–2025).
How much does the QM pass rate vary by year?
6.0 percentage points between the highest (2015, 79.6%) and lowest (2017, 73.6%) 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: Sinnis QM reliability, failures and mileage · ranked #4137 of 5428 models· other Sinnis models: ZS 125-86 Terrain, ZS 125-79 Hoodlum, XF, Shuttle, JS, RSX 125