In this video are compared several One Piece characters from the Whole Cake Island Arc. Some characters have official heights (the others have hypothesized heights).

Video Game Soldiers by Twin Musicom is licensed under a Creative Commons Attribution licence (https://creativecommons.org/licenses/by/4.0/)
Source: http://www.twinmusicom.org/song/295/video-game-soldiers
Artist: http://www.twinmusicom.org