Kawasaki Ex 250 ninja vs Kawasaki Zx-9r: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Kawasaki Ex 250 ninja
62%
MOT pass rate · 1 vehicles
Kawasaki Zx-9r
84%
MOT pass rate · 8,856 vehicles
Verdict: On MOT pass rate the Kawasaki Ex 250 ninja (62%) and Kawasaki Zx-9r (84%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Kawasaki Ex 250 ninja | Kawasaki Zx-9r |
|---|---|---|
| MOT pass rate | 62% | 84% ✓ |
| MOT failure rate | 38% | 16% ✓ |
| Faults & advisories per test | 0.1 ✓ | 0.8 |
| Dangerous-fault share | 0% ✓ | 1% |
| Average mileage | 7,334 mi | 32,039 mi |
| Sample size (vehicles) | 1 | 8,856 |
Most common faults
Kawasaki Ex 250 ninja
- Front position lamp does not illuminate immediately when switched on (1.1.3a)
- Rear Tyre tread depth is below minimum requirements of 1.0mm (4.1.3(ii))
- Front Brake excessively binding unseized (1.2.1 (f))
- Rear Brake excessively binding unseized (1.2.1 (f))
- Rear Registration plate lamp does not illuminate simultaneously with the position lamp(s) replaced bulb as nec (4.7.2 (a))
Kawasaki Zx-9r
- 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)
- Exhaust noisy (8.1.1 (a))
- Drive chain slightly loose (6.2.1d)
- Front Brake pad(s) close to minimum limit (3.2.A1f(i))
Reliability FAQ
On MOT pass rate the Kawasaki Ex 250 ninja (62%) and Kawasaki Zx-9r (84%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Kawasaki Ex 250 ninja report Full Kawasaki Zx-9r 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.