Best Webcam For Streamers & Gamers?

Razer Stargazer vs Logitech C922 Pro Stream Webcam… Both want to be the Best Webcam for Streaming, But who wins when it comes to Gamers / Twitch Streamers? Which one will be the best webcam for twitch?

http://www.razerzone.com/au-en/gaming-broadcaster/razer-stargazer
http://www.logitech.com/en-us/product/c922-pro-stream-webcam

Recorded at EBExpo 2016 http://www.ebexpo.com.au/