should i downground from my psp go to the psp 3000?

[mrebakuganbattlebrawler]

i have seen many games i want that are not downloadable so im wondering should i downground back to the psp 3k i use to own one but it broke and i really want kingdom hearts bbs and there is a bundle for it or the eyepet one so i have choices in mind but i dont know if its a good idea to downgrade or what cause i know that if i wanted to sell a psp 3k that it wouldnt have much value but i know that the psp go would
most in-depth answer gets 10 points