BIKERELIABILITY Reg check
League table/ PIAGGIO B125/vs YAMAHA NMAX 125
Head-to-head · 2005–2025

PIAGGIO B125 vs YAMAHA NMAX 125

The YAMAHA NMAX 125 passes its MOT first time more often than the PIAGGIO B125 — 82.2% vs 78.2%, a 4.0-point lead.

MOT reliability, side by side

first-time pass rate, outright fail rate and tests analysed · 2005–2025
Metric PIAGGIO B125 YAMAHA NMAX 125
First-time pass rate 78.2% 82.2%
Outright fail rate 16.1% 11.4%
Median miles at test 10,543 30,236
MOT tests analysed 5,049 33,779
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.