Kawasaki Kz750b vs Kawasaki Zx-9r: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Kawasaki Kz750b
86%
MOT pass rate · 12 vehicles
Kawasaki Zx-9r
84%
MOT pass rate · 8,856 vehicles
Verdict: On MOT pass rate the Kawasaki Kz750b (86%) and Kawasaki Zx-9r (84%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Kawasaki Kz750b | Kawasaki Zx-9r |
|---|---|---|
| MOT pass rate | 86% ✓ | 84% |
| MOT failure rate | 14% ✓ | 16% |
| Faults & advisories per test | 0.5 ✓ | 0.8 |
| Dangerous-fault share | 4% | 1% ✓ |
| Average mileage | 30,815 mi | 32,039 mi |
| Sample size (vehicles) | 12 | 8,856 |
Most common faults
Kawasaki Kz750b
- Exhaust noisy (7.1.2)
- Chain guard missing
- front fender missing
- Offside Rear Rear shock absorber has a light misting (2.4.A.1c)
- The motorcycle has play in the rear swinging arm and requires new bushes
- Horn not loud enough to be heard by another road user (1.7.3a)
Kawasaki Zx-9r
- Rear Tyre worn close to the legal limit (4.1.3(ii))
- Front Tyre worn close to the legal limit (4.1.3(ii))
- Exhaust noisy (7.1.2)
- Exhaust noisy (8.1.1 (a))
- Drive chain slightly loose (6.2.1d)
- Front Brake pad(s) close to minimum limit (3.2.A1f(i))
Reliability FAQ
On MOT pass rate the Kawasaki Kz750b (86%) and Kawasaki Zx-9r (84%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Kawasaki Kz750b report Full Kawasaki Zx-9r report Most reliable cars
Pass rates are computed over completed (pass/fail) MOT tests. Reliability also depends on age, mileage and upkeep — see each model's page for the full picture.