Moto Guzzi V50 Iii vs Yamaha FZ6

The Moto Guzzi V50 Iii passes its MOT first time more often than the Yamaha FZ6 — 86.6% vs 85.2%, a 1.4-point lead.

MOT reliability, side by side

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

Metric	Moto Guzzi V50 Iii	Yamaha FZ6
First-time pass rate	86.6%	85.2%
Outright fail rate	6.4%	7.8%
Median miles at test	29,868	15,484
MOT tests analysed	574	67,149
Most common failure	brakes	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.

MOTO GUZZI V50 III 86.6% pass · 574 tests YAMAHA FZ6 85.2% pass · 67.1k tests

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