I bought the West Elm Shelter Sleeper Sofa for when my family visits. After two years, it still looks like new and is comfy ...
Sleeper sofas come in a range of sizes, from loveseats or chairs-and-a-half that convert into twin-sized beds and full-sized sofas that contain queen- or ... a roughly king-size mattress.
the Berin sofa might save you a bit of money. A recent comparison of two ready-to-ship options for a queen-size Gaines and a queen-size Berin sleeper sofa, in similar fabrics and colors ...