>>713701887The fact that they're completely different games, for starters. It's not even like ModNation Racers where the PSP version was an approximation of the PS3 version. LBP on PSP had an entirely unique campaign with different level themes and different licensed music than to the PS3 game. Levels also only had 2 layers compared to the PS3 LBP's 3 layers. Ultimately it wasn't as good as any of the other LittleBigPlanet games, but if you're a fan of LBP it's worth checking out as a novelty.
And you get to listen to this song,
https://youtu.be/slba8Elz9Q0