Performance by cohort
2 year bands · 3,600 tests
Pass rate drops 2.6 points across the cohorts — recent R Rover Evoque R Dyn S P300e A examples are doing worse than the early cars at the same tested age.
Pass
92.7%
Fail
5.7%
PRS
1.3%
Avg mileage at test
36,374 mi
Pass
90.0%
Fail
8.2%
PRS
1.4%
Avg mileage at test
29,251 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.