Performance by cohort
2 year bands · 1,348 tests
Pass rate drops 1.2 points across the cohorts — recent Id3 Style examples are doing worse than the early cars at the same tested age.
Pass
93.6%
Fail
4.2%
PRS
1.1%
Avg mileage at test
30,050 mi
Pass
92.4%
Fail
5.5%
PRS
2.0%
Avg mileage at test
22,984 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.