Walmart offers the Samsung 50" 4K HDR Flat LED Ultra HD Smart Television for $327.99 with free shipping. (B&H Photo Video charges the same.) That's tied with our February mention and the lowest price we could find now by $20, outside of the mentions below. It features:
  • 3840x2160 (2160p) native resolution
  • WiFi
  • Smart TV apps (YouTube, Netflix, Hulu, etc.)
  • HDMI
Some close prices: Dell Home and Best Buy have it for $329.99 with free shipping.