The couple of times I flew the Dreamliner it really wasn't much of a difference to the 777 or A330. Noise level was very similar, same leg room, same seat space

The couple of times I flew the Dreamliner it really wasn't much of a difference to the 777 or A330. Noise level was very similar, same leg room, same seat space. Quite disappointing. From what I hear and have read, the A380 is significantly quieter. To a degree that is eerie.