Most reliable Caterham: MOT failure rates ranked
Updated 05 September 2026.
11.1%
Caterham Unknown, the most reliable Caterham
The most reliable Caterham on MOT failure rate is the Caterham Unknown, at 11.1% failures across 7,254 tests.
| Rank | Model | MOT failure rate | Tests |
|---|---|---|---|
| 1 | Caterham Unknown | 11.1% | 7,254 |
| 2 | Caterham 7 | 12.5% | 6,857 |
| 3 | Caterham Seven | 13.5% | 40,764 |
| 4 | Caterham Super | 14.2% | 12,688 |
Questions and answers
What is the most reliable Caterham at MOT?
The most reliable Caterham on MOT failure rate is the Caterham Unknown, at 11.1% failures across 7,254 tests.
Which Caterham fails its MOT most often?
The Caterham Super has the highest MOT failure rate of the Caterham range, at 14.2%.