The Sony Alpha A6400 makes a few interesting upgrades on the A6300 with a flip-out screen and a major enhancement of the autofocus system
Sony a6400 review: a good camera held back by an aging design - The Verge
Sony a6400 Review Perfect Camera for Travel?
Sony A6400 Review: Updated with Pro Videographer Comments - Camera Jabber
Sony A6400 Outdoor Package
Sony A6400 Review: Updated with Pro Videographer Comments - Camera Jabber
How to Make Your Sony a6400 Camera a Webcam (Step-by-Step), by Joe Casabona, Podcast Workflows
Sony A6400 review
Sony a6400 Review Perfect Camera for Travel?
Sony a6400 review: a good camera held back by an aging design - The Verge
Sony A6400 Review: Updated with Pro Videographer Comments - Camera Jabber
Sony unveils new a6400 camera and major firmware updates for Alpha lineup - Videomaker
Sony a6400 review: a good camera held back by an aging design - The Verge