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Kawasaki Bn 125 vs Kawasaki Zx-9r: reliability comparison

MOT pass rates, common faults and mileage compared from real UK MOT data.

Kawasaki Bn 125
80%
MOT pass rate · 2 vehicles
Kawasaki Zx-9r
84%
MOT pass rate · 8,856 vehicles
Verdict: On MOT pass rate the Kawasaki Bn 125 (80%) 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 Bn 125 Kawasaki Zx-9r
MOT pass rate 80% 84% ✓
MOT failure rate 20% 16% ✓
Faults & advisories per test 0.7 ✓ 0.8
Dangerous-fault share 0% ✓ 1%
Average mileage 8,960 mi 32,039 mi
Sample size (vehicles) 2 8,856

Most common faults

Kawasaki Bn 125

  1. Drive chain slightly loose (6.2.1d)
  2. Rear Drive chain sprocket slightly worn (6.2.1e)
  3. Front Floor brake test indicates a binding brake (3.3.C2c)
  4. Front Headlamp at least one does not illuminate on dipped beam (1.2.2a(i))
  5. Nearside Rear Drive chain excessively loose (6.2.1d)
  6. Offside Front Brake pad(s) less than 1.5 mm thick (3.2.A1f(i))

Kawasaki Zx-9r

  1. Rear Tyre worn close to the legal limit (4.1.3(ii))
  2. Front Tyre worn close to the legal limit (4.1.3(ii))
  3. Exhaust noisy (7.1.2)
  4. Exhaust noisy (8.1.1 (a))
  5. Drive chain slightly loose (6.2.1d)
  6. Front Brake pad(s) close to minimum limit (3.2.A1f(i))

Reliability FAQ

On MOT pass rate the Kawasaki Bn 125 (80%) and Kawasaki Zx-9r (84%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Kawasaki Bn 125 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.