Performance by cohort
2 year bands · 3,359 tests
Pass rate is broadly flat across the cohorts — new and old Xc40 Inscript Pro T5 Rcharge A examples track each other at the test bay.
Pass
92.4%
Fail
6.2%
PRS
1.1%
Avg mileage at test
39,573 mi
Pass
93.3%
Fail
4.9%
PRS
1.6%
Avg mileage at test
28,185 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.