Performance by cohort
2 year bands · 35,976 tests
Pass rate climbs 10.8 points across the cohorts — newer Ignis examples clear the test more reliably than the early cars.
Pass
75.7%
Fail
19.8%
PRS
4.0%
Avg mileage at test
59,713 mi
Pass
86.5%
Fail
9.5%
PRS
3.8%
Avg mileage at test
28,486 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.