Memory Cards > 2 GB - 4 GB Memory Cards > Memory Stick > $20 - $30

Advantages: Relaible, Good size
Disadvantages: Terrible price

I bought a few Sony Memory Sticks for my PSP. You know, those ISO files are really large. The reliabilty of the card is very good. No problem with any of my cards. The ease of use , this this really easy use, of course even my granny knows how to use it. In my opinions, this card is reliable, the size is really good as it is not too small and it is really thin. You may not worry about if you will not drop it without your notice. The only disadvantage ... Read review

Advantages: Better Price
Disadvantages: None

As what I mentioned in the Sony MS post, I bought MS for my PSP and I also have one San Disk Memory Stick too. The main reason that I bought this MS is the price. Compare to Sony's it is much cheaper , therefore I decide to buy one and try out its quality. As a result, The reliabilty of this card is very good, as good as the sony's one. For the ease of use , there isn't ant different with the Sony's MS also. So here comes to a conclusion that is ...
...one!!!! I also would like to explain why I didn't choose the Kingston, the main reason is that I think the the San Disk is a popular brand, so that it should have a better guarantee on the product quality. This maybe the case, just base on my assumption, or even you may think Kingston is more reliable. Anyway, I would suggest you all to buy San Disk MS instead of the Sony's as there is a big different on the price. ... Read review

Advantages: Tiny, durable, fast, and reliable
Disadvantages: fairly expensive to get a 2GB version

...by how neat it is. SanDisk are very good quality and I have never had a problem with any memory cards I have purchased from them. The card is 2GB which is brilliant for storing a good bit of music and some video, and is therefore perfect for a mobile phone. On a number of occasions I have removed it from my phone and it has never corrupted any data and I have left it on my shelf more than once and it worked great after that as well, which to me ... Read review

Advantages: Bigger space and better functionality
Disadvantages: Nothing to say of.

Introducing the new Sony Memory Stick Pro Duo Mark2 8GB for Sony's wide range of cameras.This big space but compact Memory Stick is another addition to Sony's wide range of Memory Sticks.Basically the Memory Stick is used to store photos or videos if you do not want a bigger space in your camera.This 8GB Memory Stick is helpful if you need a bigger space than the normal 1-4GB Memory Sticks that is included in the camera pack.The advantages of this ... Read review

Advantages: work on any device that hv a SD slot
Disadvantages: none

Lately, price for sandisk are rolling down quick everywhere, but it is still more cheaper if you buy them online instead of in store. The Sandisk SD memory card works on almost any devices that has a SD slot, such as camera,computer, and some game consoles. Most camera accept sandisk SD, but some sony brand camera require the special sony brand SD,which cost a lot more, so read carefully when you are buying a sony camera. It comes in many different ...
...the one and two GB. But if you are buying the 4GB, it would only cost a few dollars more than the two GB. Other bigger capacity include 8 and 16 GB are way more expensive, so you might as well just buy two 4 Gb, you save a lot that way. ... Read review