Kawasaki Zr vs Kawasaki Er5: MOT reliability compared
Updated 05 September 2026.
11.5%
Kawasaki Zr MOT failure rate, 7.3 pts lower than Kawasaki Er5
Kawasaki Zr is the more reliable MOT performer: 11.5% of Kawasaki Zr MOTs fail versus 18.8% for Kawasaki Er5, a 7.3 point gap.
| Metric | Kawasaki Zr | Kawasaki Er5 |
|---|---|---|
| MOT failure rate | 11.5% | 18.8% |
| Tests analysed | 119,756 | 66,313 |
| Most common failure | Lamps & electrical (22.5%) | Brakes (30.1%) |
Questions and answers
Which is more reliable, Kawasaki Zr or Kawasaki Er5?
Kawasaki Zr is the more reliable MOT performer: 11.5% of Kawasaki Zr MOTs fail versus 18.8% for Kawasaki Er5, a 7.3 point gap.
What is the MOT failure rate of the Kawasaki Zr?
11.5% of Kawasaki Zr MOT tests result in a failure, from 119,756 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.