If you find yourself wondering ‘why would I even want an external monitor/recorder’ then I’d suggest you spend a few moments reading our article on the topic. The short answer is that it’s a great way to expand the tools for, and maximize the quality of, video capture on your current camera.

The Video Assist 4K is the larger of Blackmagic Design’s current monitor/recorders. It features a 7″, 1920 x 1200 pixel display and the ability to capture up to UHD/30p video in 10-bit 4:2:2 quality. It can accept video across HDMI or 6G-SDI inputs and offers outputs for when you want to include it in a more complex setup.

It’s been on the market since April 2016 so it doesn’t match the spec of the latest 4K/60p capable competitors, nor can it cope with the wider-screen DCI flavor of 4K but, through a series of firmware updates, Blackmagic has been adding features to this sub-$1000 monitor/recorder.
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Read full post here:
https://www.dpreview.com/reviews/blackmagic-video-assist-4k