Yamaha FZ750 vs Suzuki GSF600

The Suzuki GSF600 passes its MOT first time more often than the Yamaha FZ750 — 77.3% vs 76.2%, a 1.1-point lead.

MOT reliability, side by side

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

Metric	Yamaha FZ750	Suzuki GSF600
First-time pass rate	76.2%	77.3%
Outright fail rate	15.3%	14.2%
Median miles at test	36,504	21,080
MOT tests analysed	3,685	143,023
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.

YAMAHA FZ750 76.2% pass · 3,685 tests SUZUKI GSF600 77.3% pass · 143k tests

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