Yamaha Road Star vs BMW R1150

The BMW R1150 passes its MOT first time more often than the Yamaha Road Star: 88.5% vs 88.4%, a 0.1-point lead.

MOT reliability, side by side

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

Metric	Yamaha Road Star	BMW R1150
First-time pass rate	88.4%	88.5%
Outright fail rate	6.6%	6.8%
Median miles at test	15,778	33,151
MOT tests analysed	519	170,963
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 ROAD STAR 88.4% pass · 519 tests BMW R1150 88.5% pass · 171k tests

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