Kawasaki Zr vs Kawasaki Er: MOT reliability compared
Updated 05 September 2026.
11.5%
Kawasaki Zr MOT failure rate, 1.4 pts lower than Kawasaki Er
Kawasaki Zr is the more reliable MOT performer: 11.5% of Kawasaki Zr MOTs fail versus 12.9% for Kawasaki Er, a 1.4 point gap.
| Metric | Kawasaki Zr | Kawasaki Er |
|---|---|---|
| MOT failure rate | 11.5% | 12.9% |
| Tests analysed | 119,756 | 51,525 |
| Most common failure | Lamps & electrical (22.5%) | Lamps & electrical (19.7%) |
Questions and answers
Which is more reliable, Kawasaki Zr or Kawasaki Er?
Kawasaki Zr is the more reliable MOT performer: 11.5% of Kawasaki Zr MOTs fail versus 12.9% for Kawasaki Er, a 1.4 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 Er?
12.9% of Kawasaki Er MOT tests result in a failure, from 51,525 tests.