Kawasaki GPZ305 vs Yamaha WR250F

The Yamaha WR250F passes its MOT first time more often than the Kawasaki GPZ305: 78.0% vs 74.8%, a 3.2-point lead.

MOT reliability, side by side

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

Metric	Kawasaki GPZ305	Yamaha WR250F
First-time pass rate	74.8%	78.0%
Outright fail rate	18.1%	12.8%
Median miles at test	21,689	3,018
MOT tests analysed	1,478	10,465
Most common failure	steering and suspension	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.

KAWASAKI GPZ305 74.8% pass · 1,478 tests YAMAHA WR250F 78.0% pass · 10.5k tests

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