BIKERELIABILITY Reg check
League table/ Honda CA125/vs Yamaha YBR 125
Head-to-head · 2005–2025

Data as of: DVSA MOT results to 2025

Honda CA125 vs Yamaha YBR 125

The Yamaha YBR 125 passes its MOT first time more often than the Honda CA125: 71.0% vs 67.9%, a 3.1-point lead.

MOT reliability, side by side

first-time pass rate, outright fail rate and tests analysed · 2005–2025
Metric Honda CA125 Yamaha YBR 125
First-time pass rate 67.9% 71.0%
Outright fail rate 21.6% 17.1%
Median miles at test 14,682 10,652
MOT tests analysed 4,506 124,897
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.

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