Only the 2nd gen PSVita slim has internal memory, 1GB.
If you just have gotten the PS Vita you probably need more games for that and the PS3 games can often be found at reduced prices.
No it does not and uses a Vita Memory card
yes
no
No, the PS Vita has a cartridge-based system similar to the Nintendo DS. These are called PS Vita Game Cards.
The memory cards are very expensive.
The PS3 of Course the PS Vita is portable
No they are sold for some games on the Special Playstation Vita Memory Cards
No. Vita products work only on the Vita. They do not work with the PSP E1000 series.
Not new PS Vita games full games on there own Vita Memory Card. Many downloads playable on the PS Vita may have a lower cost
No, the Vita has its own special memory stick, it is not the same as the pro duo cards used by the PSP1000-3000 series.