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Kawasaki Zx-9r vs Kawasaki Zx900-b: reliability comparison

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

Kawasaki Zx-9r
84%
MOT pass rate · 8,856 vehicles
Kawasaki Zx900-b
100%
MOT pass rate · 2 vehicles
Verdict: On MOT pass rate the Kawasaki Zx-9r (84%) and Kawasaki Zx900-b (100%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Kawasaki Zx-9r Kawasaki Zx900-b
MOT pass rate 84% 100% ✓
MOT failure rate 16% 0% ✓
Faults & advisories per test 0.8 ✓ 1.4
Dangerous-fault share 1% 0% ✓
Average mileage 32,039 mi 160,051 mi
Sample size (vehicles) 8,856 2

Most common faults

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))

Kawasaki Zx900-b

  1. Front Tyre worn close to the legal limit (4.1.3(ii))
  2. Rear Tyre worn close to the legal limit (4.1.3(ii))
  3. Chain guard missing
  4. Rear Brake pad(s) close to minimum limit (3.2.A1f(i))
  5. Drive chain slightly loose (6.2.1d)
  6. Front Brake fluid reservoir fluid level low (3.2.B1d)

Reliability FAQ

On MOT pass rate the Kawasaki Zx-9r (84%) and Kawasaki Zx900-b (100%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Kawasaki Zx-9r report Full Kawasaki Zx900-b 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.