No, Royal Caribbean and Carnival are distinct, competing companies that cater to slightly different "personalities" of travel. Carnival Cruise Line is owned by Carnival Corporation & plc, which focuses on a "Fun Ship" atmosphere—think lively pool decks, high-energy comedy clubs, and a casual, party-like vibe that is often more budget-friendly. Royal Caribbean International is owned by Royal Caribbean Group and is known for its engineering marvels and "wow" factor, featuring ships with ice rinks, surf simulators, and massive "neighborhood" layouts. While both offer a "megaship" experience with thousands of guests, Royal Caribbean generally targets travelers looking for high-tech amenities and a slightly more upscale feel, whereas Carnival is the go-to for families and groups seeking an unpretentious, high-value vacation. They are the "Coke and Pepsi" of the cruise world: similar in scale but very different in their "brand flavor."