Head-to-head · 2005–2025
Vespa SS180 vs Lambretta GP150
The Vespa SS180 passes its MOT first time more often than the Lambretta GP150 — 87.7% vs 87.6%, a 0.1-point lead.
MOT reliability, side by side
first-time pass rate, outright fail rate and tests analysed · 2005–2025
| Metric | Vespa SS180 | Lambretta GP150 |
|---|---|---|
| First-time pass rate | 87.7% | 87.6% |
| Outright fail rate | 3.4% | 7.2% |
| Median miles at test | 2,091 | 1,735 |
| MOT tests analysed | 146 | 12,123 |
| 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.
See each bike's full report — trend, mileage curve, failure breakdown and rivals — on its own page.