Rooms for £53 are all en-suite, with both shower and bath. They also have a view of Hyde Park. Most rooms for £44 are not en-suite and so have a shared toilet and bathroom.
After that, for affluent transatlantic passengers, Cunard brought new levels of luxury to ocean travel, lavish suites, a swimming pool, gymnasium, ballroom, electricity, and more, just like that of luxurious hotels.