Kawasaki Z550-g9 vs Kawasaki Zzr600: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Kawasaki Z550-g9
81%
MOT pass rate · 556 vehicles
Kawasaki Zzr600
82%
MOT pass rate · 6,491 vehicles
Verdict: On MOT pass rate the Kawasaki Z550-g9 (81%) and Kawasaki Zzr600 (82%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Kawasaki Z550-g9 | Kawasaki Zzr600 |
|---|---|---|
| MOT pass rate | 81% | 82% ✓ |
| MOT failure rate | 19% | 18% ✓ |
| Faults & advisories per test | 0.7 ✓ | 0.9 |
| Dangerous-fault share | 1% | 1% |
| Average mileage | 54,065 mi | 37,252 mi |
| Sample size (vehicles) | 556 | 6,491 |
Most common faults
Kawasaki Z550-g9
- Rear Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
- Front Brake disc(s) slightly worn (3.2.A1l)
- Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
- Headlamp aim too high (1.6)
- Front Brake pad(s) close to minimum limit (3.2.A1f(i))
- Front wheel bearings have excessive free play (2.3.5b)
Kawasaki Zzr600
- Front Tyre worn close to the legal limit (4.1.3(ii))
- Rear Tyre worn close to the legal limit (4.1.3(ii))
- Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
- Drive chain slightly loose (6.2.1d)
- Rear Brake pad(s) close to minimum limit (3.2.A1f(i))
- Drive chain worn but not considered excessive (6.2.1e)
Reliability FAQ
On MOT pass rate the Kawasaki Z550-g9 (81%) and Kawasaki Zzr600 (82%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Kawasaki Z550-g9 report Full Kawasaki Zzr600 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.