Performance by cohort
2 year bands · 3,239 tests
Pass rate is broadly flat across the cohorts — new and old T Roc R Tsi 4motion S A examples track each other at the test bay.
Pass
94.1%
Fail
4.7%
PRS
0.6%
Avg mileage at test
30,333 mi
Pass
94.1%
Fail
4.7%
PRS
1.0%
Avg mileage at test
24,270 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.