>>7303762Space Marines (specifically what are now known by some as marinelettles) are canonically 210cm tall. A Figure-rise Standard (1:12 scale) Adeptus Astartes can be about the same height as a Master Grade Zaku II.
Image of the MG Psycho Zaku Ver.Ka provided, since it is probably not only the closest thing to a Figure-rise Battle Brother, but also the likelihood of GeeDubs feeling like they might as well throw their cash cow in a garbage bag when they want to outsource production of plastic models.
Besides, there is also S.H. Figuarts in case GW wants to keep in their safe space.