\Centering allows hyphenation, \centering not and it also can be used in tabular headings to centering the contents without using the \arraybackslash macro. Same for \RaggedRight and \RaggedLeft
\documentclass[a5paper,english]{article} \usepackage{babel} \usepackage[originalcommands]{ragged2e} \begin{document} \centering this spaceframeconstruction spaceframe this spaceframeconstruction this spaceframeconstruction this spaceframeconstruction this spaceframeconstruction \Centering this spaceframeconstruction spaceframe this spaceframeconstruction this spaceframeconstruction this spaceframeconstruction this spaceframeconstruction \end{document}