KTM 525 Exc Racing vs Kawasaki ZX-6R

The Kawasaki ZX-6R passes its MOT first time more often than the KTM 525 Exc Racing — 78.1% vs 77.1%, a 1.0-point lead.

MOT reliability, side by side

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

Metric	KTM 525 Exc Racing	Kawasaki ZX-6R
First-time pass rate	77.1%	78.1%
Outright fail rate	11.5%	14.0%
Median miles at test	3,627	19,446
MOT tests analysed	2,297	173,956
Most common failure	lighting and signalling	lighting and signalling

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.

KTM 525 EXC RACING 77.1% pass · 2,297 tests KAWASAKI ZX-6R 78.1% pass · 174k tests

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