Greeves 25DC vs Yamaha YP250

The Greeves 25DC passes its MOT first time more often than the Yamaha YP250: 96.5% vs 82.5%, a 14.0-point lead.

MOT reliability, side by side

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

Metric	Greeves 25DC	Yamaha YP250
First-time pass rate	96.5%	82.5%
Outright fail rate	1.4%	12.3%
Engine size	250cc	249cc
Median miles at test	4,726	15,613
MOT tests analysed	141	12,433
Most common failure	steering and suspension	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.

GREEVES 25DC 96.5% pass · 141 tests YAMAHA YP250 82.5% pass · 12.4k tests

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