Performance by cohort
3 year bands · 1,932 tests
Pass rate climbs 11.1 points across the cohorts — newer Noah examples clear the test more reliably than the early cars.
Pass
85.3%
Fail
12.2%
PRS
2.2%
Avg mileage at test
78,405 mi
Pass
93.0%
Fail
5.2%
PRS
1.8%
Avg mileage at test
49,245 mi
Pass
96.4%
Fail
1.4%
PRS
2.2%
Avg mileage at test
36,424 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.