Each ship will gain more than 75 staterooms in the coming years, RCI president and ceo Adam Goldstein said during Thursday's earnings call
He noted the five Voyager vessels comprise 25% of the company's capacity.
As earlier reported here, Navigator of the Seas will be the next to undergo work during its January docking at Grand Bahama Shipyard.
That 2002-built ship will be getting 81 additional accommodations before it goes to year-round service from Galveston in 2014.
Navigator will also debut the 'virtual balconies' revealed as a new feature for Quantum of the Seas. On Quantum, the virtual balconies in inside accommodations will be 80-inch LED screens that project real-time views of the sea and destinations.