BIKERELIABILITY Reg check
Head-to-head · 2005–2025

Royal Alloy GP 125 S LC vs Honda PCX 125

The Royal Alloy GP 125 S LC passes its MOT first time more often than the Honda PCX 125 — 88.1% vs 81.1%, a 7.0-point lead.

MOT reliability, side by side

first-time pass rate, outright fail rate and tests analysed · 2005–2025
Metric Royal Alloy GP 125 S LC Honda PCX 125
First-time pass rate 88.1% 81.1%
Outright fail rate 9.6% 12.9%
Median miles at test 2,669 16,405
MOT tests analysed 177 88,608
Most common failure steering 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.