Yamaha XJ 600 N vs Suzuki SV650S

The Suzuki SV650S passes its MOT first time more often than the Yamaha XJ 600 N: 80.6% vs 76.5%, a 4.1-point lead.

MOT reliability, side by side

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

Metric	Yamaha XJ 600 N	Suzuki SV650S
First-time pass rate	76.5%	80.6%
Outright fail rate	15.6%	11.9%
Median miles at test	21,120	16,958
MOT tests analysed	1,483	84,632
Most common failure	brakes	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.

YAMAHA XJ 600 N 76.5% pass · 1,483 tests SUZUKI SV650S 80.6% pass · 84.6k tests

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