Back on Sale! Get this Samsung 55" 4K Smart TV (model UN55JU6400) for $599.99 at Walmart.com. Note: You won't see the price until after you add it to the cart. This TV sells for at least $800 anywhere else and it's the lowest price we've ever seen! This is capable of displaying 4K video content (2160p) and has built-in WiFi for streaming from sites like Netflix, which broadcasts some of its shows in 4K. Sales tax is charged in most states.