While each of these bases is considered “king-size,” standard kings differ vastly from king singles:Standard King Bed Base: Measuring 183cm by 203cm, standard kings are ideal for individuals or couples who want some extra sleeping space.King Single Bed Base: Measuring 107cm by 203cm, king singles are perfect for those wanting extra length and width that a standard single doesn’t offer.Choosing between a standard king and a king single base ultimately depends on the user's needs, room size, and sleeping preferences.