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Kawasaki Zx-9r vs Kawasaki Zx6-r: 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
More reliable
Kawasaki Zx6-r
80%
MOT pass rate · 47 vehicles
Verdict: On MOT pass rate, the Kawasaki Zx-9r is the more reliable of the two — 84% pass first time versus 80%. It's one signal among several; check the full breakdown below.

Head to head

Measure Kawasaki Zx-9r Kawasaki Zx6-r
MOT pass rate 84% ✓ 80%
MOT failure rate 16% ✓ 20%
Faults & advisories per test 0.8 ✓ 0.9
Dangerous-fault share 1% ✓ 2%
Average mileage 32,039 mi 48,305 mi
Sample size (vehicles) 8,856 47

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 Zx6-r

  1. Rear Tyre worn close to the legal limit (4.1.3(ii))
  2. Exhaust noisy (7.1.2)
  3. Front Tyre worn close to the legal limit (4.1.3(ii))
  4. Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
  5. Headlamp aim beam image kick up to the offside (1.6)
  6. Headlamp masks/converters fitted

Reliability FAQ

On MOT pass rate, the Kawasaki Zx-9r is the more reliable of the two — 84% pass first time versus 80%. It's one signal among several; check the full breakdown below.

Full Kawasaki Zx-9r report Full Kawasaki Zx6-r 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.