I haven't listened to this in it's entirety but it this vid seems to be comparing the different nodes. https://www.youtube.com/watch?v=5pWzhBsGs6U

Give it a listen and if you need help setting up your start9 or whichever one you pick then nostr:npub1rxysxnjkhrmqd3ey73dp9n5y5yvyzcs64acc9g0k2epcpwwyya4spvhnp8's tutorials are great.

nostr:npub126ntw5mnermmj0znhjhgdk8lh2af72sm8qfzq48umdlnhaj9kuns3le9ll support and docs are also a good resources.