This is the Android TV subreddit, but I would suggest a Mibox because its only $55 USD on Gearbest and its S905x with official Android TV.

Delete this

check here https://old.reddit.com/r/AndroidTVBoxes/

I'm using atvx firmware for s905, take a look for device supported. Works well and turn a cheap s905 unknown firmware to something that works great

https://www.atvxperience.com

It's an alternative firmware.

The S905W can get a speed bump if you can do a bit of minor DIY:

http://freaktab.com/forum/tv-player-support/amlogic-based-tv-players/s905x/724541-abox-a4-android-7-1-tv-2-16gb-rom-bluetooth-4-0-amlogic-quad-core-a53-2-4ghz-wifi-fast-lan-bt4?p=738182#post738182