Kawasaki Unknown vs Kawasaki Zr1100-a4: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Kawasaki Unknown
85%
MOT pass rate · 151,652 vehicles
Kawasaki Zr1100-a4
84%
MOT pass rate · 11 vehicles
Verdict: On MOT pass rate the Kawasaki Unknown (85%) and Kawasaki Zr1100-a4 (84%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Kawasaki Unknown | Kawasaki Zr1100-a4 |
|---|---|---|
| MOT pass rate | 85% ✓ | 84% |
| MOT failure rate | 15% ✓ | 16% |
| Faults & advisories per test | 0.8 | 0.7 ✓ |
| Dangerous-fault share | 3% ✓ | 4% |
| Average mileage | 19,921 mi | 11,853 mi |
| Sample size (vehicles) | 151,652 | 11 |
Most common faults
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))
Kawasaki Zr1100-a4
- Steering movement slightly stiff (2.2.1a)
- Drive chain sprocket carrier worn but not considered excessive (6.2.1e)
- Steering headbearing has slight free play (2.2.2)
- Headlamp aim too low (1.6)
- Front Tyre worn close to the legal limit (5.2.3 (e))
- Rear Nail in tyre
Reliability FAQ
On MOT pass rate the Kawasaki Unknown (85%) and Kawasaki Zr1100-a4 (84%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Kawasaki Unknown report Full Kawasaki Zr1100-a4 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.