Performance by cohort
2 year bands · 1,284 tests
Pass rate drops 3.1 points across the cohorts — recent Karoq Sportline Tsi examples are doing worse than the early cars at the same tested age.
Pass
92.0%
Fail
6.6%
PRS
1.4%
Avg mileage at test
34,437 mi
Pass
88.9%
Fail
6.8%
PRS
4.3%
Avg mileage at test
26,547 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.