Kawasaki Er 500 C5P vs Yamaha FZS600

The Yamaha FZS600 passes its MOT first time more often than the Kawasaki Er 500 C5P: 82.6% vs 81.4%, a 1.2-point lead.

MOT reliability, side by side

first-time pass rate, outright fail rate and tests analysed · 2005–2025

Metric	Kawasaki Er 500 C5P	Yamaha FZS600
First-time pass rate	81.4%	82.6%
Outright fail rate	10.8%	10.6%
Median miles at test	17,702	21,612
MOT tests analysed	3,383	136,558
Most common failure	brakes	brakes

First-time outcomes on normal tests, 2005–2025. "Most common failure" is the component group with the most recorded defects on failed tests. Read pass rates against test counts: a smaller sample is noisier. Source: DVSA anonymised MOT results.

KAWASAKI ER 500 C5P 81.4% pass · 3,383 tests YAMAHA FZS600 82.6% pass · 137k tests

See each bike's full report (trend, mileage curve, failure breakdown and rivals) on its own page.