If your sofa is the star of the room, you may be looking for a show-stopper no matter what it costs. If this is the case, consider the Putney 2-piece slipcovered sectional from Birch Lane.
but can also be paired with a matching chaise lounger, ottoman or chair (sold separately). For an all-around stylish and affordable futon, the DHP Emily Convertible Tufted Sofa is a great value ...