League table/ZNEN
Make report · 2005–2025
ZNEN
64.5%
first-time pass rate
25.5%
failed outright
6,551
MOT tests, 2005–2025
ZNEN at a glance
Most reliable model
ZN 125 T-K
75.7% pass
Least reliable model
ZN 50 QT-32A PHANTOM
51.8% pass
Most tested model
ZN
2,776 tests
Among ZNEN models with ≥ 100 tests.
What fails a ZNEN
failure defects across all ZNEN models · advisories excluded
brakes is ZNEN's most common failure — 9.7% of all ZNEN tests record one.
| Component group | Share of defects | % of tests | Worst offenders |
|---|---|---|---|
| brakes |
|
9.7 | see ranking |
| lamps and reflectors |
|
8.4 | see ranking |
| lighting and signalling |
|
6.5 | see ranking |
| steering and suspension |
|
4.9 | see ranking |
| suspension |
|
3.8 | see ranking |
Top failure groups aggregated across every ZNEN model, 2005–2025. "% of tests" = share of the make's tests recording at least one defect in that group.
ZNEN models, ranked by test volume
12 models with ≥ 100 normal tests, 2005–2025
| Model | Pass rate | Pass % | Fail % | Median miles | Tests |
|---|---|---|---|---|---|
| ZN |
|
66.3 | 24.2 | 4,799 | 2,776 |
| ZN 50 QT-56 |
|
70.0 | 19.4 | 2,888 | 506 |
| ZN 125 T-32A PHANTOM |
|
54.6 | 35.6 | 8,966 | 306 |
| ZN 125 T-E5 SPIRIT |
|
63.6 | 24.7 | 2,870 | 239 |
| ZN 50 QT-11D |
|
64.3 | 26.6 | 4,166 | 199 |
| ZN 50 QT-E TOMMY |
|
69.0 | 17.1 | 3,549 | 158 |
| ZN 50 QT-K |
|
60.3 | 25.3 | 3,474 | 146 |
| ZN 50 QT-32A PHANTOM |
|
51.8 | 38.1 | 7,322 | 139 |
| ZN 50 QT-51 FLAIR |
|
63.3 | 28.9 | 5,089 | 128 |
| ZN 125 T-22 |
|
60.7 | 32.5 | 6,577 | 117 |
| ZN 125-6 |
|
54.0 | 28.3 | 6,136 | 113 |
| ZN 125 T-K |
|
75.7 | 14.0 | 3,752 | 107 |
Normal tests only. Median miles is odometer reading at test where recorded. Source: DVSA anonymised MOT results, 2005–2025.