Performance by cohort
2 year bands · 8,760 tests
Pass rate climbs 1.3 points across the cohorts — newer Ghibli examples clear the test more reliably than the early cars.
Pass
87.7%
Fail
10.3%
PRS
1.7%
Avg mileage at test
62,187 mi
Pass
89.0%
Fail
8.8%
PRS
2.1%
Avg mileage at test
39,410 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.