YAMAHA FZS600 vs YAMAHA XT

The YAMAHA XT passes its MOT first time more often than the YAMAHA FZS600 — 86.6% vs 82.6%, a 4.0-point lead.

MOT reliability, side by side

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

Metric	YAMAHA FZS600	YAMAHA XT
First-time pass rate	82.6%	86.6%
Outright fail rate	10.6%	7.3%
Median miles at test	21,612	15,694
MOT tests analysed	136,558	7,402
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 FZS600 82.6% pass · 137k tests YAMAHA XT 86.6% pass · 7,402 tests

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