Performance by cohort
2 year bands · 2,352 tests
Pass rate climbs 1.2 points across the cohorts — newer Wraith examples clear the test more reliably than the early cars.
Pass
96.8%
Fail
1.5%
PRS
1.5%
Avg mileage at test
35,322 mi
Pass
98.0%
Fail
1.1%
PRS
0.9%
Avg mileage at test
14,348 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.