MZ ETZ150 vs Bsa Bantam

The MZ ETZ150 passes its MOT first time more often than the Bsa Bantam — 90.8% vs 88.7%, a 2.1-point lead.

MOT reliability, side by side

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

Metric	MZ ETZ150	Bsa Bantam
First-time pass rate	90.8%	88.7%
Outright fail rate	4.6%	5.4%
Median miles at test	19,827	13,193
MOT tests analysed	130	7,202
Most common failure	lighting and signalling	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.

MZ ETZ150 90.8% pass · 130 tests BSA BANTAM 88.7% pass · 7,202 tests

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