I can't compare to the 787 (haven't flied it yet), but I second GP opinion and I think it's mostly due to the 380 size. In turbulence size matters and the 380 i

I can't compare to the 787 (haven't flied it yet), but I second GP opinion and I think it's mostly due to the 380 size. In turbulence size matters and the 380 is noticeably smoother than other planes like 330/777 from my limited experience. It's also a bit quieter IMHO.