Performance by cohort
2 year bands · 1,925 tests
Pass rate drops 1.2 points across the cohorts — recent Crossland X Sri Nav examples are doing worse than the early cars at the same tested age.
Pass
89.0%
Fail
8.0%
PRS
1.8%
Avg mileage at test
38,200 mi
Pass
87.8%
Fail
9.8%
PRS
2.4%
Avg mileage at test
31,998 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.