Piaggio Sfera: MOT pass rate by registration year

Which Sfera years pass first time, and which fall short of the model's 75.1% average, from 799 DVSA tests.

1998

highest-passing year · 85.7%

1995

lowest-passing year · 65.9%

19.8pp

spread across 6 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: 1998 (85.7% of 105 tests). Lowest: 1995 (65.9% of 82). Years more than two points below the model average: 1995, 1996.

Registered	Tests	First-time pass	vs model (75.1%)
1993	68	77.9%	+2.8 pp
1994	84	84.5%	+9.4 pp
1995	82	65.9%	-9.2 pp
1996	223	69.5%	-5.6 pp
1997	136	79.4%	+4.3 pp
1998	105	85.7%	+10.6 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 · 2005–2015

Questions

Which Sfera years have the lowest MOT pass rate?: 1995, 1996 registered examples pass first time less often than the Piaggio Sfera overall (75.1%); the 1995 cohort is lowest at 65.9% from 82 tests.
Which Sfera year has the highest MOT pass rate?: 1998, at 85.7% of 105 first tests (2005–2025). Years more than two points above the model average: 1993, 1994, 1997, 1998.
How much does the Sfera pass rate vary by year?: 19.8 percentage points between the highest (1998, 85.7%) and lowest (1995, 65.9%) 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: Piaggio Sfera reliability, failures and mileage · ranked #4291 of 5428 models· other Piaggio models: Vespa, Zip, NRG, PX 125 (vespa), PX 200 E, ET2