Vespa (douglas) PX150 vs Honda Vision 110

The Vespa (douglas) PX150 passes its MOT first time more often than the Honda Vision 110: 82.8% vs 78.1%, a 4.7-point lead.

MOT reliability, side by side

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

Metric	Vespa (douglas) PX150	Honda Vision 110
First-time pass rate	82.8%	78.1%
Outright fail rate	6.5%	12.1%
Vs comparable bikes (age & mileage adjusted)	+3.6 pts	+6.4 pts
Engine size	149cc	108cc
Median miles at test	15,246	20,370
MOT tests analysed	186	50,874
Most common failure	lighting and signalling	lamps and reflectors

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.

"Vs comparable bikes" is the first-time pass rate minus the rate expected for each bike's own mix of age, mileage and test class, in percentage points: positive means better than comparable bikes. How this works.

Pass rate by mileage

first-time MOT pass rate by miles on the clock at test

Mileage	Vespa (douglas) PX150	Honda Vision 110
0k-10k miles	81.7%	88.0%
10k-20k miles	83.1%	78.1%
20k-30k miles	82.1%	75.1%

Bands with fewer than 30 tests for either bike are left out.

VESPA (DOUGLAS) PX150 82.8% pass · 186 tests HONDA Vision 110 78.1% pass · 50.9k tests

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