Toyota Aygo vs Toyota Prius: MOT reliability compared
Updated 05 September 2026.
18.2%
Toyota Prius MOT failure rate, 0.9 pts lower than Toyota Aygo
Toyota Prius is the more reliable MOT performer: 18.2% of Toyota Prius MOTs fail versus 19.1% for Toyota Aygo, a 0.9 point gap.
| Metric | Toyota Aygo | Toyota Prius |
|---|---|---|
| MOT failure rate | 19.1% | 18.2% |
| Tests analysed | 3,225,677 | 2,105,628 |
| Most common failure | Brakes (27.0%) | Lamps & electrical (23.0%) |
Questions and answers
Which is more reliable, Toyota Aygo or Toyota Prius?
Toyota Prius is the more reliable MOT performer: 18.2% of Toyota Prius MOTs fail versus 19.1% for Toyota Aygo, a 0.9 point gap.
What is the MOT failure rate of the Toyota Aygo?
19.1% of Toyota Aygo MOT tests result in a failure, from 3,225,677 tests.
What is the MOT failure rate of the Toyota Prius?
18.2% of Toyota Prius MOT tests result in a failure, from 2,105,628 tests.