Ducati Diavel 1260 S vs Harley-Davidson XL1200C

The Ducati Diavel 1260 S passes its MOT first time more often than the Harley-Davidson XL1200C: 92.3% vs 88.4%, a 3.9-point lead.

MOT reliability, side by side

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

Metric	Ducati Diavel 1260 S	Harley-Davidson XL1200C
First-time pass rate	92.3%	88.4%
Outright fail rate	3.0%	5.7%
Median miles at test	5,054	9,976
MOT tests analysed	822	15,738
Most common failure	brakes	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.

DUCATI DIAVEL 1260 S 92.3% pass · 822 tests HARLEY-DAVIDSON XL1200C 88.4% pass · 15.7k tests

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