1	SimpleTech Signature FS-U25/500E 500 GB External Mini USB 2.0... 5400 RPM, 8 MB Buffer - 480 Mbps Maximum External More + Add to Shopzilla List	$80 to $140 Found at 13 stores
2	Seagate FreeAgent Theater+ HD 500GB Media Player Solution + Add to Shopzilla List $150 at Staples	$150 Found at 1 store
3	Western Digital My Passport Essential WDME5000TN 500 GB External... Hi Speed USB 2.0 Interface More + Add to Shopzilla List	$87 to $163 Found at 18 stores
4	Fantom GreenDrive 500 GB External eSATA Hard Drive Interface: USB 2.0 More + Add to Shopzilla List	$78 to $86 Found at 13 stores
5	Western Digital 1TB My Book Essential Edition USB 2.0 External... USB 2.0 - 7200rpm - Windows and Mac Compatibility More + Add to Shopzilla List	$96 to $163 Found at 19 stores
6	Seagate 1TB FreeAgent Desk External Hard Drive (ST310005FDA2E1RK... USB 2.0 More + Add to Shopzilla List	$95 to $164 Found at 22 stores
7	Western Digital Passport Elite WDML5000TN 500 GB External USB... 5400 RPM, 2 MB Buffer Size - Hi Speed USB 2.0 Interface More + Add to Shopzilla List	$90 to $196 Found at 10 stores
8	Seagate 500GB FreeAgent Desk External Hard Drive (ST305004FDA2E1RK... USB 2.0 More + Add to Shopzilla List	$54 to $123 Found at 15 stores
9	Western Digital 500GB My Book Essential Edition USB 2.0 External... USB 2.0 - 7200rpm - Windows and Mac Compatibility More Rating: 1 review + Add to Shopzilla List	$60 to $130 Found at 14 stores
10	Seagate 1TB External Desktop Hard Drive (ST310005EXA101RK) USB 2.0 More + Add to Shopzilla List	$74 to $142 Found at 15 stores
11	Western Digital Passport 500GB USB 2.0 Portable Hard Drive for... 5400rpm, USB 2.0, HFS+ Journaled for Mac OS X, Bus-Powered The 500GB My Passport Mac Portable USB Hard Drive from More + Add to Shopzilla List	$80 to $162 Found at 23 stores
12	Seagate 1.5TB FreeAgent Desk External Hard Drive (ST315005FDA2E1RK... USB 2.0 More + Add to Shopzilla List	$110 to $202 Found at 37 stores
13	Seagate 500GB External Desktop Hard Drive (ST305004EXA101RK) USB 2.0 More + Add to Shopzilla List	$50 to $109 Found at 11 stores
14	Iomega 1TB Ego Desktop USB 2.0 External Hard Drive (Ruby Red) (34267... 7200rpm - NTFS Format More + Add to Shopzilla List	$100 to $171 Found at 35 stores
15	Western Digital 1TB My DVR Expander External Hard Drive (WDG1S10000VN... eSATA - 7200rpm More + Add to Shopzilla List	$129 to $295 Found at 12 stores
16	Seagate Barracuda ST31500341AS 1.5 TB Internal Hard Drive Interface: SATA - 7200 RPM - 32 MB Buffer More Rating: 2 reviews + Add to Shopzilla List	$89 to $180 Found at 28 stores
17	Iomega 1TB Prestige Desktop External Hard Drive (34275) USB 2.0 - 7200rpm - NTFS Formatted - EMC Retrospect HD Software License More + Add to Shopzilla List	$84 to $144 Found at 39 stores
18	Western Digital Caviar SE16 WD5000AAKS 500 GB Internal SATA Hard... 7200 RPM - 16 MB Buffer Size - Serial ATA/300 - 3.5 in. Form Factor More Rating: 9 reviews + Add to Shopzilla List	$49 to $1,030 Found at 32 stores
19	Western Digital Elements WDE1UBK10000N 1 TB Desktop Hard Drive... 1 TB, USB 2.0, External, 480 Mb/s, 7200rpm, Rugged Metal Case. More + Add to Shopzilla List	$94 to $120 Found at 14 stores
20	LaCie 1TB Rugged XL External Desktop Hard Drive (301848U) eSATA - USB 2.0 - Aluminum Casing - Protective Rubber Sleeve - Modern Design with LED Effect - Design by Neil Poulton - More + Add to Shopzilla List	$130 to $182 Found at 13 stores