Don't know what camera to buy

[mfh647]

hello looking for a camera fro about $700 or less is my budget. I want to use it more for video recording high recording for YouTube and music videos. I recorded a music video about 2011 with the canon 5d amazing. It was not my camera is anything I can get like that or better. I was looking at mirrorless. I am new to this. I saw the Sony a5100. Or the a6000. Panasonic fz200 or the fz1000. Can't afford more the $700 maybe $800. Thanks please if you can give some advice