Roku 4 review: The best Roku player, but not for the money

Out of all the products in Roku’s lineup—and there are many—the Roku 4 is the one that doesn’t quite fit. Physically, it’s nearly four times larger than Roku’s other three hockey-puck-shaped players, and it’s the only one that needs an internal cooling fan. And at $130, it’s also the most expensive. These are the compromises Roku