Suzuki Gsxr 1000 RAL9 vs Yamaha YZF-R1

The Suzuki Gsxr 1000 RAL9 passes its MOT first time more often than the Yamaha YZF-R1 — 94.4% vs 84.1%, a 10.3-point lead.

MOT reliability, side by side

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

Metric	Suzuki Gsxr 1000 RAL9	Yamaha YZF-R1
First-time pass rate	94.4%	84.1%
Outright fail rate	1.5%	7.8%
Median miles at test	5,186	16,705
MOT tests analysed	195	231,553
Most common failure	lamps and reflectors	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.

SUZUKI GSXR 1000 RAL9 94.4% pass · 195 tests YAMAHA YZF-R1 84.1% pass · 232k tests

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