Ducati Diavel/XDiavel (2019–2027) vs Harley-Davidson Road Glide Custom 103 (2012)

Factory maintenance schedules compared.

Service Ducati Diavel/XDiavel (2019–2027) Harley-Davidson Road Glide Custom 103 (2012)
Oil change n/a n/a
Valve service n/a n/a
Spark plugs 36,000 mi n/a
Chain 9,000 mi n/a
Brake fluid 12 mo n/a
Coolant n/a n/a

Common questions

Which is cheaper to maintain, the Ducati Diavel/XDiavel (2019–2027) or the Harley-Davidson Road Glide Custom 103 (2012)?

They demand a similar number of scheduled shop visits based on their factory service intervals.