Kawasaki Z4 vs Kawasaki Zx-6r: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Kawasaki Z4
80%
MOT pass rate · 1 vehicles
Kawasaki Zx-6r
82%
MOT pass rate · 18,602 vehicles
Verdict: On MOT pass rate the Kawasaki Z4 (80%) and Kawasaki Zx-6r (82%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Kawasaki Z4 | Kawasaki Zx-6r |
|---|---|---|
| MOT pass rate | 80% | 82% ✓ |
| MOT failure rate | 20% | 18% ✓ |
| Faults & advisories per test | 0.8 ✓ | 0.9 |
| Dangerous-fault share | 0% ✓ | 1% |
| Average mileage | 9,692 mi | 28,430 mi |
| Sample size (vehicles) | 1 | 18,602 |
Most common faults
Kawasaki Z4
- Front Front shock absorber has light misting of stanchion (2.3.3)
- Horn missing (1.7.1)
- Rear Stop lamp does not illuminate immediately a brake applies (1.3.1a)
Kawasaki Zx-6r
- 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)
- Drive chain slightly loose (6.2.1d)
- Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
- Exhaust noisy (8.1.1 (a))
Reliability FAQ
On MOT pass rate the Kawasaki Z4 (80%) and Kawasaki Zx-6r (82%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Kawasaki Z4 report Full Kawasaki Zx-6r 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.