Well? Top tier mattress like latex/memory foam/purple/etc. Very expensive and recent bed and frame combo. Average tier bed I bought a long time ago, maybe even as a kid. Pretty crap quality spring mattress, a hand me down. Bottom tier. Either on a couch, mattress on the floor, no bed at all, etc. View Results Curious to see how well CE sleeps. --- Since only from below can one better see the heights. http://i.imgur.com/OhZgm.jpg