Most reliable Morris: MOT failure rates ranked
Updated 05 September 2026.
17.0%
Morris Oxford, the most reliable Morris
The most reliable Morris on MOT failure rate is the Morris Oxford, at 17.0% failures across 7,198 tests.
| Rank | Model | MOT failure rate | Tests |
|---|---|---|---|
| 1 | Morris Oxford | 17.0% | 7,198 |
| 2 | Morris MINI | 22.3% | 32,751 |
| 3 | Morris Marina | 23.8% | 6,143 |
| 4 | Morris 6 | 25.0% | 5,666 |
| 5 | Morris 1000 | 27.4% | 5,098 |
| 6 | Morris Minor | 27.5% | 225,655 |
Questions and answers
What is the most reliable Morris at MOT?
The most reliable Morris on MOT failure rate is the Morris Oxford, at 17.0% failures across 7,198 tests.
Which Morris fails its MOT most often?
The Morris Minor has the highest MOT failure rate of the Morris range, at 27.5%.