Review Of How Big Is A Cruise Ship Engine Ideas. For stability, the ship's heaviest weights are at its lowest possible. Web cruise ship engine power can range from 40,000 hp to 120,000 hp depending on the size and type of cruise ship.

She is the first of her class, the oasis class, whose ships were the largest. Gas turbine engines create heat that transforms mechanical energy into electricity. This is necessary in order to move the massive ship through.