Head-to-head · 2005–2025
HARLEY-DAVIDSON XL vs HONDA SHADOW
The HARLEY-DAVIDSON XL passes its MOT first time more often than the HONDA SHADOW — 87.9% vs 81.0%, a 6.9-point lead.
MOT reliability, side by side
first-time pass rate, outright fail rate and tests analysed · 2005–2025
| Metric | HARLEY-DAVIDSON XL | HONDA SHADOW |
|---|---|---|
| First-time pass rate | 87.9% | 81.0% |
| Outright fail rate | 5.3% | 11.2% |
| Median miles at test | 6,112 | 18,246 |
| MOT tests analysed | 18,536 | 6,066 |
| 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.
See each bike's full report — trend, mileage curve, failure breakdown and rivals — on its own page.