Walmart has the Sceptre U750CV-U 75" 4K Ultra HD LED TV for $600 with free shipping. Does *not* have HDR. Big enough for the guest bathroom at least.
3840x2160 resolution, 20,000:1 DCR, 60Hz refresh rate 10W speakers, 178° viewing angles, 4x HDMI, 1x USB
$600 retail: $1800Report