KAWASAKI ZXR400 vs SUZUKI GS500

The SUZUKI GS500 passes its MOT first time more often than the KAWASAKI ZXR400 — 76.4% vs 73.1%, a 3.3-point lead.

MOT reliability, side by side

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

Metric	KAWASAKI ZXR400	SUZUKI GS500
First-time pass rate	73.1%	76.4%
Outright fail rate	18.9%	15.0%
Median miles at test	23,651	21,676
MOT tests analysed	14,200	44,924
Most common failure	lighting and signalling	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 ZXR400 73.1% pass · 14.2k tests SUZUKI GS500 76.4% pass · 44.9k tests

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