Yamasaki YM 50-10 vs Peugeot Vivacity

The Peugeot Vivacity passes its MOT first time more often than the Yamasaki YM 50-10 — 70.4% vs 56.2%, a 14.2-point lead.

MOT reliability, side by side

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

Metric	Yamasaki YM 50-10	Peugeot Vivacity
First-time pass rate	56.2%	70.4%
Outright fail rate	34.9%	21.7%
Median miles at test	3,376	11,162
MOT tests analysed	249	29,731
Most common failure	lamps and reflectors	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.

YAMASAKI YM 50-10 56.2% pass · 249 tests PEUGEOT VIVACITY 70.4% pass · 29.7k tests

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