Kawasaki Zx-6r vs Kawasaki Zx900-a2: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Kawasaki Zx-6r
82%
MOT pass rate · 18,602 vehicles
Kawasaki Zx900-a2
85%
MOT pass rate · 1,091 vehicles
More reliable
Verdict: On MOT pass rate, the Kawasaki Zx900-a2 is the more reliable of the two — 85% pass first time versus 82%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Kawasaki Zx-6r | Kawasaki Zx900-a2 |
|---|---|---|
| MOT pass rate | 82% | 85% ✓ |
| MOT failure rate | 18% | 15% ✓ |
| Faults & advisories per test | 0.9 | 0.8 ✓ |
| Dangerous-fault share | 1% | 1% |
| Average mileage | 28,430 mi | 42,596 mi |
| Sample size (vehicles) | 18,602 | 1,091 |
Most common faults
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))
Kawasaki Zx900-a2
- Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
- Front Brake indicates slight fluctuation of brake effort (1.2.1 (e))
- Rear Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
- Nearside Front shock absorber has light misting of stanchion (2.3.3)
- Rear Tyre worn close to the legal limit (4.1.3(ii))
- Front Tyre worn close to the legal limit (4.1.3(ii))
Reliability FAQ
On MOT pass rate, the Kawasaki Zx900-a2 is the more reliable of the two — 85% pass first time versus 82%. It's one signal among several; check the full breakdown below.
Full Kawasaki Zx-6r report Full Kawasaki Zx900-a2 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.