Walmart offers the Vizio SmartCast 64.5" 4K HDR Flat LED Ultra HD Home Theater Display for $678 with free shipping. That's $20 under our mention from Black Friday week and the best deal we've seen for it new. (It's also lowest price we could find now by $321.) Features include: 3840x2160 (2160p) native resolution HDR10 with Dolby Vision 802.11ac wireless Vizio SmartCast capability with built-in Chromecast 4 HDMI inputs
One major wireless provider stands out for the least reliable call, messaging and data services.