The Next Galaxy is coming as Samsung Galaxy S5 and Samsung Galaxy S5 Prime.
Francisco De Jesùs.
An Spigen Case Slim that is sold on Amazon store is describing it as case for two versions of Galaxies the Galaxy S5 and Galaxy S5 Prime both 2014 versions and if you continue reading besides the case description , a little below says very clearly:
(if this is any indication on when the phone will be available for purchase.)
Buy the Spigen Samsung Galaxy S5 and Samsung Galaxy S5 Prime Case Slim: