Courtesy of Rest Bed.
ReST Bed
Getting the proper support is so essential from your mattress. It not only lets you get a deeper sleep, but also helps prevent damaging back issues. The ReST Bed (short for responsive surface technology) tracks your sleep data via app and lets you alter your support based on whether you sleep on your back or your side, in addition to needs sensed based upon your pressure points with real-time adjustments. In short, this is the smartest bed on the market.

Rest Performance ReST Bed, $4,099-$8,198, Rest Performance.