Honda XR400R vs Suzuki DR-Z400S

The Suzuki DR-Z400S passes its MOT first time more often than the Honda XR400R: 80.4% vs 77.8%, a 2.6-point lead.

MOT reliability, side by side

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

Metric	Honda XR400R	Suzuki DR-Z400S
First-time pass rate	77.8%	80.4%
Outright fail rate	11.9%	11.1%
Median miles at test	6,953	6,940
MOT tests analysed	951	26,773
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.

HONDA XR400R 77.8% pass · 951 tests SUZUKI DR-Z400S 80.4% pass · 26.8k tests

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