MacMall.com has the LaCie Little Disk 500GB portable Hi-Speed USB 2.0 hard drive (model no. 301841N) for $97.99, which is already about $32 off the orignal price of $129.99, and for a limited time an instant rebate offer drops an additional $8 off the price for a final cost of $89.99, which is $10 less than the lowest price we have seen on this hard drive anywhere else.  Shipping rates start at $4.99 and vary by method of delivery.  Sales tax applies for residents of California, Tennessee and Wisconsin.

While most customers like the LaCie Little Disk and find it to be a reliable drive in a great form factor, some users seem to have troubles with it that end up requiring a replacement, as noted by owners at Amazon.com. Toshiba also has a 500GB portable external hard drive that recieves overall good reviews at a variety of places, and it is available at OnSale.com for $89.99 with FREE shipping. Double up the storage capacity with the 1TB LaCie hard drive, designed by Neil Poulton, the 1TB drive is not quite as portable as the Little Disk, however it makes up for that with the large storage capacity and smaller price tag of $99.99 with FREE shipping at NextWarehouse.com.  While a buck a gigabyte is a great price for hard drive space, it's not the absolute lowest price, Newegg.com has the Iomega Select 1TB USB external hard drive for $84.99 with shipping rates starting at $1.99.