Kawasaki Zx-9r vs Kawasaki Ex: MOT reliability compared
Updated 05 September 2026.
13.5%
Kawasaki Ex MOT failure rate, 2.8 pts lower than Kawasaki Zx-9r
Kawasaki Ex is the more reliable MOT performer: 13.5% of Kawasaki Ex MOTs fail versus 16.3% for Kawasaki Zx-9r, a 2.8 point gap.
| Metric | Kawasaki Zx-9r | Kawasaki Ex |
|---|---|---|
| MOT failure rate | 16.3% | 13.5% |
| Tests analysed | 104,390 | 77,958 |
| Most common failure | Brakes (27.3%) | Brakes (21.0%) |
Questions and answers
Which is more reliable, Kawasaki Zx-9r or Kawasaki Ex?
Kawasaki Ex is the more reliable MOT performer: 13.5% of Kawasaki Ex MOTs fail versus 16.3% for Kawasaki Zx-9r, a 2.8 point gap.
What is the MOT failure rate of the Kawasaki Zx-9r?
16.3% of Kawasaki Zx-9r MOT tests result in a failure, from 104,390 tests.
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.