Step 2: If you are using a voice remote, Roku will now ask to set up the voice ... and sticks offer 4K resolution, HDR optimization, or both. You will need a TV compatible with 4K and/or HDR ...

A Roku TV includes everything in the television ... Depending on the brand/model, a set will feature 720p, 1080p, or 4K ...

but it does put Roku's offering a firm step behind superior streaming alternatives like YouTube TV. I also don't have the tools to precisely measure resolution at home, but you're definitely not ...