Difference between G-Tech external hard drives?

These hard drives seem similar in capacity, but the model# and cost is quite different. Any idea why and whether or not the cheaper one is just as good??



G-Tech 1TB G-DRIVE USB 3.0 Mobile Hard Drive - Apple Store (Canada)



FRYS.com*|*HGST a Western Digital company

via ehMac.ca http://www.ehmac.ca/showthread.php?t=110001&goto=newpost