Reply to Best Midi FIghter Bang For My Buck?

Im looking to purchase a midi fighter but I have a few problems.

1.I love how you can customize the Spectra/ Hate that you cant customize the 3d...
2.dont know the main dfference between the 2.
3.Is there going to be any new midi fighters coming soon..

please reply and let me know whats up. Im new to Dj tech tools. I bought an S2 for christmas and I know a midi fighter will compliment it very well! Thanks for the interest