Ford Fiesta vs Toyota Corolla: MOT reliability compared
Updated 05 September 2026.
23.9%
Toyota Corolla MOT failure rate, 3.2 pts lower than Ford Fiesta
Toyota Corolla is the more reliable MOT performer: 23.9% of Toyota Corolla MOTs fail versus 27.1% for Ford Fiesta, a 3.2 point gap.
| Metric | Ford Fiesta | Toyota Corolla |
|---|---|---|
| MOT failure rate | 27.1% | 23.9% |
| Tests analysed | 34,778,925 | 4,490,513 |
| Most common failure | Suspension (32.3%) | Lamps & electrical (28.3%) |
Questions and answers
Which is more reliable, Ford Fiesta or Toyota Corolla?
Toyota Corolla is the more reliable MOT performer: 23.9% of Toyota Corolla MOTs fail versus 27.1% for Ford Fiesta, a 3.2 point gap.
What is the MOT failure rate of the Ford Fiesta?
27.1% of Ford Fiesta MOT tests result in a failure, from 34,778,925 tests.
What is the MOT failure rate of the Toyota Corolla?
23.9% of Toyota Corolla MOT tests result in a failure, from 4,490,513 tests.