Samsung RU8000 4K UHD TV review: A good-enough smart TV, but not one that’s keeping up with the times

Samsung’s $800, 55-inch RU8000 is a good 4K UHD TV. It has a thin design, a top-notch user interface, and a classy remote. Two years ago, it would’ve ruled the lower mid-range category. In 2019, its image looks flat when compared to such lower-priced TVs as the recently reviewed Hisense H8F. Hisense’s TV delivers much