Which printer do you think is better?

[superr]

Currently im using the canon pixma IP4820, however, I find the ink running out quite fast, and the replacement cost is almost the same price of a new printer. I am considering to buy one of these printers.
http://www.shopping.hp.com/en_US/hom...Deskjet/CX056A

http://h10010.www1.hp.com/wwpc/us/en/sm/WF05a/18972-18972-236251-1156654-3328074-4322917.html?dnr=1