Morris Marina vs Morris 6: MOT reliability compared
Updated 05 September 2026.
23.8%
Morris Marina MOT failure rate, 1.2 pts lower than Morris 6
Morris Marina is the more reliable MOT performer: 23.8% of Morris Marina MOTs fail versus 25.0% for Morris 6, a 1.2 point gap.
| Metric | Morris Marina | Morris 6 |
|---|---|---|
| MOT failure rate | 23.8% | 25.0% |
| Tests analysed | 6,143 | 5,666 |
| Most common failure | Brakes (40.9%) | Brakes (50.4%) |
Questions and answers
Which is more reliable, Morris Marina or Morris 6?
Morris Marina is the more reliable MOT performer: 23.8% of Morris Marina MOTs fail versus 25.0% for Morris 6, a 1.2 point gap.
What is the MOT failure rate of the Morris Marina?
23.8% of Morris Marina MOT tests result in a failure, from 6,143 tests.
What is the MOT failure rate of the Morris 6?
25.0% of Morris 6 MOT tests result in a failure, from 5,666 tests.