Often known as a pull-out couch, a sleeper sofa has a real mattress stored inside it,br so it turns into an actual bed until you remove the cushions and pull the handle.br On the other side, sofa beds literally fold flat like a futon,br so in seconds you can have a bigger, more comfortable sleeping surface.br Since brands and retailers often use the words interchangeably, inbr this article we have included both sleeper sofas and sofa beds.br These couch-bed combinations can be total life-savers when it comes to hosting your visitorsbr if you don't have a guest bedroom or if the house guests arrive in hordes.