PSP Go

What are the characteristics of a more regular PSP PSP Go?

I can not decide to buy a PSP or just go to a regular. I know pretty much nothing about the characteristics of both. If someone make a list of the features of two of them, it would be great.

GO PSP screen – 3.8 inches – larger internal memory (16 GB, expandable to 32 GB with 16 GB Memory Stick) – does not play UMD (mini discs of old used to run PSP games) – The games are bought and downloaded from the PlayStation online store, not a games store – is Bluetooth (able to connect to a number of Bluetooth-enabled devices, as speakers and DualShock 3 controllers PS) – 20% lighter than the PSP 3000 – PSP $ 250 PSP GO 3000 to 3.6-inch screen – Built in microphone for Skype – Play UMD – No internal memory and USB memory up to 32GB Support – $ 150 PSP 3000

PSP Go Unboxing