Most sleeper chairs have similar mechanisms, with the back folding down and its bottom pulling out. However, the pricier options (like the one from West Elm) function more like pull-out beds ...
and therefore much firmer and less supportive than a pull-out sofa that will have an actual mattress.’ There are also clear differences between a sleeper sofa and a sofa bed when it comes to setting ...
Hence, the allure of the sleeper sofa. Even if you don't have an extra ... a convertible sofa that doubles as a classic couch or pull-out bed for instant lounging and sleeping.