Kawasaki Ex vs Kawasaki Er5: MOT reliability compared
Updated 05 September 2026.
13.5%
Kawasaki Ex MOT failure rate, 5.3 pts lower than Kawasaki Er5
Kawasaki Ex is the more reliable MOT performer: 13.5% of Kawasaki Ex MOTs fail versus 18.8% for Kawasaki Er5, a 5.3 point gap.
| Metric | Kawasaki Ex | Kawasaki Er5 |
|---|---|---|
| MOT failure rate | 13.5% | 18.8% |
| Tests analysed | 77,958 | 66,313 |
| Most common failure | Brakes (21.0%) | Brakes (30.1%) |
Questions and answers
Which is more reliable, Kawasaki Ex or Kawasaki Er5?
Kawasaki Ex is the more reliable MOT performer: 13.5% of Kawasaki Ex MOTs fail versus 18.8% for Kawasaki Er5, a 5.3 point gap.
What is the MOT failure rate of the Kawasaki Ex?
13.5% of Kawasaki Ex MOT tests result in a failure, from 77,958 tests.
What is the MOT failure rate of the Kawasaki Er5?
18.8% of Kawasaki Er5 MOT tests result in a failure, from 66,313 tests.