Kia Rio vs Kia Carens: MOT reliability compared
Updated 05 September 2026.
23.7%
Kia Rio MOT failure rate, 5.9 pts lower than Kia Carens
Kia Rio is the more reliable MOT performer: 23.7% of Kia Rio MOTs fail versus 29.6% for Kia Carens, a 5.9 point gap.
| Metric | Kia Rio | Kia Carens |
|---|---|---|
| MOT failure rate | 23.7% | 29.6% |
| Tests analysed | 1,703,559 | 487,300 |
| Most common failure | Suspension (27.1%) | Brakes (44.7%) |
Questions and answers
Which is more reliable, Kia Rio or Kia Carens?
Kia Rio is the more reliable MOT performer: 23.7% of Kia Rio MOTs fail versus 29.6% for Kia Carens, a 5.9 point gap.
What is the MOT failure rate of the Kia Rio?
23.7% of Kia Rio MOT tests result in a failure, from 1,703,559 tests.
What is the MOT failure rate of the Kia Carens?
29.6% of Kia Carens MOT tests result in a failure, from 487,300 tests.