Ajs ZN vs Gilera Runner

The Ajs ZN passes its MOT first time more often than the Gilera Runner — 72.4% vs 70.8%, a 1.6-point lead.

MOT reliability, side by side

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

Metric	Ajs ZN	Gilera Runner
First-time pass rate	72.4%	70.8%
Outright fail rate	20.3%	21.5%
Median miles at test	4,898	11,381
MOT tests analysed	286	69,850
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.

AJS ZN 72.4% pass · 286 tests GILERA RUNNER 70.8% pass · 69.9k tests

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