Icon of the Seas is ranked 1 among Royal Caribbean cruise ships by U.S. News Travel. Check itineraries, photos and ratings from 200 travelers.

Two of Royal Caribbean's newest ships both promise big thrills and nonstop memory-making. But from vibe to voyage length, Utopia of the Seas and Icon of the Seas offer different vacation experiences.

Put simply, Royal Caribbean International ‘s Icon of the Seas is a monster. At 365 metres long and weighing approximately 250,000 tonnes, it’s the biggest cruise ship ever built.

If you're trying to choose between Utopia of the Seas and Icon of the Seas for your next Royal Caribbean cruise, good luck. These two megaships are the line's newest, biggest floating playgrounds.