Kawasaki Ex vs Kawasaki Er: MOT reliability compared
Updated 05 September 2026.
12.9%
Kawasaki Er MOT failure rate, 0.6 pts lower than Kawasaki Ex
Kawasaki Er is the more reliable MOT performer: 12.9% of Kawasaki Er MOTs fail versus 13.5% for Kawasaki Ex, a 0.6 point gap.
| Metric | Kawasaki Ex | Kawasaki Er |
|---|---|---|
| MOT failure rate | 13.5% | 12.9% |
| Tests analysed | 77,958 | 51,525 |
| Most common failure | Brakes (21.0%) | Lamps & electrical (19.7%) |
Questions and answers
Which is more reliable, Kawasaki Ex or Kawasaki Er?
Kawasaki Er is the more reliable MOT performer: 12.9% of Kawasaki Er MOTs fail versus 13.5% for Kawasaki Ex, a 0.6 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 Er?
12.9% of Kawasaki Er MOT tests result in a failure, from 51,525 tests.