Yamaha YP1 25R vs Honda CBF125

The Honda CBF125 passes its MOT first time more often than the Yamaha YP1 25R: 73.3% vs 69.1%, a 4.2-point lead.

MOT reliability, side by side

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

Metric	Yamaha YP1 25R	Honda CBF125
First-time pass rate	69.1%	73.3%
Outright fail rate	22.2%	16.5%
Median miles at test	12,448	10,974
MOT tests analysed	738	84,425
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 YP1 25R 69.1% pass · 738 tests HONDA CBF125 73.3% pass · 84.4k tests

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