I bought this Samsung black Friday for $550 http://www.bestbuy.com/site/samsung-55-class-54-6-diag--led-1080p-smart-hdtv-black/7068146.p?id=1219668746715saw this Vizio tonight at Walmart for $650 http://www.bestbuy.com/site/vizio-55-class-54-64-diag--led-2160p-smart-4k-ultra-hdtv-black/4453604.p?id=1219749488598 Shoud I return the Samsung looks like the Vizio is better TV?