The Roku Ultra is a streaming player being offered by Roku. It is capable of streaming media content from HD up to 4K Ultra HD at 60 frames per second (FPS). Roku Ultra also features a quad-core processor.
The Roku Express is the 2017 model that allows users to stream HD content directly to their TV very easily thanks to its 5x more powerful processor. It gives direct access to +500,000 movies and TV episodes.
Amazon Fire TV is a streaming device which includes 4K Ultra HD and HDR support, as well as Alexa Voice Remote. It has a huge selection of TV and movies and can be your option to watch Netflix, Prime Instant Video, Hulu Plus, and more.