Ford Fiesta vs Toyota Yaris: MOT reliability compared
Updated 05 September 2026.
22.0%
Toyota Yaris MOT failure rate, 5.1 pts lower than Ford Fiesta
Toyota Yaris is the more reliable MOT performer: 22.0% of Toyota Yaris MOTs fail versus 27.1% for Ford Fiesta, a 5.1 point gap.
| Metric | Ford Fiesta | Toyota Yaris |
|---|---|---|
| MOT failure rate | 27.1% | 22.0% |
| Tests analysed | 34,778,925 | 9,466,773 |
| Most common failure | Suspension (32.3%) | Lamps & electrical (26.8%) |
Questions and answers
Which is more reliable, Ford Fiesta or Toyota Yaris?
Toyota Yaris is the more reliable MOT performer: 22.0% of Toyota Yaris MOTs fail versus 27.1% for Ford Fiesta, a 5.1 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 Yaris?
22.0% of Toyota Yaris MOT tests result in a failure, from 9,466,773 tests.