Most reliable Fiat: MOT failure rates ranked
Updated 05 September 2026.
9.4%
Fiat Adria, the most reliable Fiat
The most reliable Fiat on MOT failure rate is the Fiat Adria, at 9.4% failures across 7,174 tests.
| Rank | Model | MOT failure rate | Tests |
|---|---|---|---|
| 1 | Fiat Adria | 9.4% | 7,174 |
| 2 | Fiat Swift | 9.6% | 52,912 |
| 3 | Fiat Benimar | 9.7% | 7,993 |
| 4 | Fiat Auto | 10.3% | 81,653 |
| 5 | Fiat Rapdio | 11.0% | 5,578 |
| 6 | Fiat Unknown | 11.4% | 27,286 |
| 7 | Fiat Burstner | 11.7% | 8,427 |
| 8 | Fiat Bessacarr | 12.2% | 5,272 |
| 9 | Fiat Roller | 13.0% | 25,040 |
| 10 | Fiat 124 | 13.6% | 24,306 |
| 11 | Fiat Fullback | 14.8% | 21,764 |
| 12 | Fiat 500e | 14.9% | 18,371 |
| 13 | Fiat 500x | 17.0% | 298,173 |
| 14 | Fiat Motorcaravan | 21.1% | 5,270 |
| 15 | Fiat Talento | 22.3% | 19,530 |
Questions and answers
What is the most reliable Fiat at MOT?
The most reliable Fiat on MOT failure rate is the Fiat Adria, at 9.4% failures across 7,174 tests.
Which Fiat fails its MOT most often?
The Fiat Tempra has the highest MOT failure rate of the Fiat range, at 39.5%.