League table/BETTER
Make report · 2005–2025
BETTER
57.6%
first-time pass rate
29.7%
failed outright
1,423
MOT tests, 2005–2025
BETTER at a glance
Most reliable model
BT 125-5
64.3% pass
Least reliable model
BT 125-20
55.3% pass
Most tested model
BT 125-20
976 tests
Among BETTER models with ≥ 100 tests.
What fails a BETTER
failure defects across all BETTER models · advisories excluded
lighting and signalling is BETTER's most common failure — 16.9% of all BETTER tests record one.
| Component group | Share of defects | % of tests | Worst offenders |
|---|---|---|---|
| lighting and signalling |
|
16.9 | see ranking |
| steering and suspension |
|
13.7 | see ranking |
| brakes |
|
10.8 | see ranking |
| body and structure |
|
5.6 | see ranking |
| drive system |
|
5.8 | see ranking |
Top failure groups aggregated across every BETTER model, 2005–2025. "% of tests" = share of the make's tests recording at least one defect in that group.
BETTER models, ranked by test volume
2 models with ≥ 100 normal tests, 2005–2025
| Model | Pass rate | Pass % | Fail % | Median miles | Tests |
|---|---|---|---|---|---|
| BT 125-20 |
|
55.3 | 30.1 | 4,245 | 976 |
| BT 125-5 |
|
64.3 | 26.5 | 5,369 | 185 |
Normal tests only. Median miles is odometer reading at test where recorded. Source: DVSA anonymised MOT results, 2005–2025.