Pokemon Diamond Xbox

Should i sell my psp ds and original xbox with 25 games for a xbox 360?

So i have all original psp and ds and xbox with 25 games all together ($375 sell at ebgames ) and I'm wondering if i should sell it to get a to get a xbox pro console 360 with halo 3 ?

ds games:
Zelda:Phantom Hourglass
Pokemon Diamond
Mario Hoops 3 on 3
Mario Kart
Super Mario 64
Ping Pals
Assassin's Creed
Yoshi Touch and Go

Psp games:
Nba 07
Ratch and clank
Final Fantasy crisis core

And 15 other xbox games and mic and dvd stuff

So im wondering if i could have enough money to get it or even more if i sold it at ebgames and im just wondering how much it would be at ebay?

Thanks

No i mean seriously xbox360 is not the best thing ever,sell the xbox and ds with games or some ds games,(DONT SELL PSP IS THE BEST)

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Pokemon Diamond Xbox