Performance by cohort
3 year bands · 1,593,075 tests
Pass rate climbs 15.9 points across the cohorts — newer Golf examples clear the test more reliably than the early cars.
Pass
77.3%
Fail
18.1%
PRS
4.0%
Avg mileage at test
99,780 mi
Pass
90.0%
Fail
7.5%
PRS
2.1%
Avg mileage at test
44,362 mi
Pass
93.2%
Fail
5.5%
PRS
0.8%
Avg mileage at test
32,189 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.