KTM 450 EXC vs SUZUKI AN400

The SUZUKI AN400 passes its MOT first time more often than the KTM 450 EXC — 86.2% vs 76.4%, a 9.8-point lead.

MOT reliability, side by side

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

Metric	KTM 450 EXC	SUZUKI AN400
First-time pass rate	76.4%	86.2%
Outright fail rate	12.7%	9.8%
Median miles at test	3,298	15,861
MOT tests analysed	7,579	27,056
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.

KTM 450 EXC 76.4% pass · 7,579 tests SUZUKI AN400 86.2% pass · 27.1k tests

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