Kawasaki Gpz500s vs Kawasaki Unknown: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Kawasaki Gpz500s
79%
MOT pass rate · 3,196 vehicles
Kawasaki Unknown
85%
MOT pass rate · 151,652 vehicles
More reliable
Verdict: On MOT pass rate, the Kawasaki Unknown is the more reliable of the two — 85% pass first time versus 79%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Kawasaki Gpz500s | Kawasaki Unknown |
|---|---|---|
| MOT pass rate | 79% | 85% ✓ |
| MOT failure rate | 21% | 15% ✓ |
| Faults & advisories per test | 1.2 | 0.8 ✓ |
| Dangerous-fault share | 1% ✓ | 3% |
| Average mileage | 32,919 mi | 19,921 mi |
| Sample size (vehicles) | 3,196 | 151,652 |
Most common faults
Kawasaki Gpz500s
- Front Tyre worn close to the legal limit (4.1.3(ii))
- Rear Tyre worn close to the legal limit (4.1.3(ii))
- Rear Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
- Drive chain slightly loose (6.2.1d)
- Exhaust is leaking but is not excessively noisey (7.1.1b)
- Drive chain worn but not considered excessive (6.2.1e)
Kawasaki Unknown
- Exhaust noisy (8.1.1 (a))
- Front Brake indicates slight fluctuation of brake effort (1.2.1 (e))
- COVID-19 6 MONTH EXTENSION
- Rear reflector missing (4.8.2 (a) (ii))
- Front Tyre worn close to the legal limit (5.2.3 (e))
- Drive chain slightly loose (6.1.7 (c) (i))
Reliability FAQ
On MOT pass rate, the Kawasaki Unknown is the more reliable of the two — 85% pass first time versus 79%. It's one signal among several; check the full breakdown below.
Full Kawasaki Gpz500s report Full Kawasaki Unknown 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.