Oh haha, oops I just saw this topic today. Sorry for the long reply.
I would follow yoshi's advice, just to test out the waters and get used to using a tablet. It is an awkward switch from real life to digital. Then upgrade to something if you're really being serious about art.
_
Read this if you consider it to be a serious hobby, or if you consider getting a freelance job
This page will help you:
http://icrit.org/tablets.html however it only talks about Wacom tablets. Wacom has the best tablets out there as of now, but they're very expensive too.
Just some things pertaining to art:
If you really wanna improve (since you said you're a beginner), go ahead and read the articles this site has (very useful):
http://icrit.org/resources.html-by the way, if you click on any of the links, it will just send you to a online book you can read you dont have to pay.