Most sofas fail a room before anyone even sits on them. They’re the wrong scale, the wrong shape, they crowd the space or get lost in it, and because a sofa is a commitment most people live with the mistake for years. We’ve been thinking carefully about the ones that actually behave, that work in real rooms with real proportions rather than in a showroom with nothing around them. What that means in practice is thinking about leg height, arm depth, how the profile reads from across the room, and whether the piece anchors the space or just occupies it. A sofa that works is one you stop noticing as a problem and start noticing as the reason the room feels right. We’ve looked at compact two seaters for awkward layouts, generous corner pieces for open plan living, and everything in between. These are the ones that earn their floorspace.