BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

SYM Mask 50: MOT pass rate by registration year

Which Mask 50 years pass first time, and which fall short of the model's 78.8% average, from 831 DVSA tests.

2018
highest-passing year · 84.6%
2021
lowest-passing year · 71.8%
12.8pp
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: 2018 (84.6% of 91 tests). Lowest: 2021 (71.8% of 117). Years more than two points below the model average: 2021.

69%78%87%2018: 84.6% pass (91 tests)2019: 82.1% pass (212 tests)2020: 81.2% pass (250 tests)2021: 71.8% pass (117 tests)201820202021
RegisteredTestsFirst-time passvs model (78.8%)
2018 91 84.6% +5.8 pp
2019 212 82.1% +3.3 pp
2020 250 81.2% +2.4 pp
2021 117 71.8% -7.0 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 · 2022–2025
77%82%86%2022: 84.8% pass (92 tests)2023: 78.4% pass (190 tests)2024: 80.4% pass (184 tests)2025: 78.4% pass (185 tests)20222025

Questions

Which Mask 50 years have the lowest MOT pass rate?
2021 registered examples pass first time less often than the SYM Mask 50 overall (78.8%); the 2021 cohort is lowest at 71.8% from 117 tests.
Which Mask 50 year has the highest MOT pass rate?
2018, at 84.6% of 91 first tests (2005–2025). Years more than two points above the model average: 2018, 2019, 2020.
How much does the Mask 50 pass rate vary by year?
12.8 percentage points between the highest (2018, 84.6%) and lowest (2021, 71.8%) 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: SYM Mask 50 reliability, failures and mileage · ranked #3805 of 5428 models· other SYM models: Jet, DD50, City Hopper, Jet 50 - Euro X, Fiddle, Shark