There is a funicolare (funicular; cable car) from the Marina Grande docks up the Capri Town, which saves the wait for the bus.
It runs every 15 minutes and costs €2 ($2).
Tickets and passes for riding the Métro, bus, and tram public transit system
More about transit tickets
“Because in the end, you won’t remember the time you spent working in the office or mowing your lawn. Climb that goddamn mountain.”
― Jack Kerouac