Honda CBR900R vs Yamaha YZF-R1

The Yamaha YZF-R1 passes its MOT first time more often than the Honda CBR900R: 84.1% vs 79.2%, a 4.9-point lead.

MOT reliability, side by side

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

Metric	Honda CBR900R	Yamaha YZF-R1
First-time pass rate	79.2%	84.1%
Outright fail rate	12.5%	7.8%
Median miles at test	23,812	16,705
MOT tests analysed	727	231,553
Most common failure	lighting and signalling	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.

HONDA CBR900R 79.2% pass · 727 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.