Honda 400 Four vs Suzuki AN400

The Honda 400 Four and Suzuki AN400 have an identical 86.2% first-time MOT pass rate.

MOT reliability, side by side

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

Metric	Honda 400 Four	Suzuki AN400
First-time pass rate	86.2%	86.2%
Outright fail rate	8.5%	9.8%
Median miles at test	34,352	15,861
MOT tests analysed	1,030	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.

HONDA 400 FOUR 86.2% pass · 1,030 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.