Performance by cohort
2 year bands · 4,687 tests
Pass rate drops 1.2 points across the cohorts — recent 3008 Allure Puretech S/s examples are doing worse than the early cars at the same tested age.
Pass
89.2%
Fail
8.6%
PRS
1.7%
Avg mileage at test
32,829 mi
Pass
88.0%
Fail
6.0%
PRS
5.9%
Avg mileage at test
26,680 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.