21	LaCie 500GB Hard Disk (301302U) External USB 2.0 Hard Drive - Design by Neil Poulton - Online Backup More Rating: 5 reviews + Add to Shopzilla List	$68 to $101 Found at 29 stores
22	Hewlett Packard Hard Drives 500GB HP SimpleSave USB 2.0 Portable... + Add to Shopzilla List $140 at PC Connection	$140 Found at 1 store
23	Western Digital My Book for Mac 1 TB USB 2.0 Desktop External... + Add to Shopzilla List $109 at Amazon.com	$109 Found at 1 store
24	LaCie 500GB d2 Quadra Hard Drive (301440U) USB 2.0 - FireWire-400 - FireWire-800 - eSATA - Backup Software More + Add to Shopzilla List	$114 to $168 Found at 33 stores
25	HP SimpleSave 500 GB USB 2.0 Portable External Hard Drive HPBAAC5000ABK... + Add to Shopzilla List $109 at Amazon.com	$109 Found at 1 store
26	Seagate FreeAgent Go 1TB External USB 2.0 Portable Hard Drive... + Add to Shopzilla List $190 at Best Buy	$190 Found at 1 store
27	Seagate Technology 1TB BlackArmor External Hard Drive + Add to Shopzilla List $142 at PC Connection	$142 Found at 1 store
28	LaCie 1TB 2big Quadra External Hard Drive (301350U) eSATA - FireWire-800 - FireWire-400 - USB 2.0 - RAID 0 - RAID 1 - Swappable Drives - Backup Software More + Add to Shopzilla List	$206 to $306 Found at 21 stores
29	Iomega REV 34185 120 GB External USB Disaster Recovery Kit Server Backup More + Add to Shopzilla List	$521 to $750 Found at 21 stores
30	SimpleTech PRO DUO Drive QUAD 1.5TB External FireWire/USB/eSATA... Store or backup your digital music, movies, files and more with this hard drive that features USB 2.0, FireWire 400, More + Add to Shopzilla List	$217 to $287 Found at 11 stores
31	LaCie 500GB Triple Interface External Hard Disk (301313U) eSATA - FireWire-400 - USB 2.0 - Design by Neil Poulton - Online Backup More + Add to Shopzilla List	$95 to $131 Found at 31 stores
32	Western Digital WDBAAG0010HCH-NESN 1TB My Book Mac External Hard... + Add to Shopzilla List $110 at J&R	$110 Found at 1 store
33	Cirago CST4100 1TB Ultra-Slim USB 2.0 Plug and Play External Hard... + Add to Shopzilla List $90 at Beach Camera	$90 Found at 1 store
34	Western Digital 4TB My Book World Edition II External Hard Drive... Gigabit Ethernet, RAID 0, RAID 1, Span, JBOD, Automatic Network Backup, Remote File Access, Mac and Windows... More + Add to Shopzilla List	$488 to $700 Found at 33 stores
35	Western Digital My Book Essential 1.5 TB USB 2.0 Desktop External... + Add to Shopzilla List $139 at Amazon.com	$139 Found at 1 store
36	Verbatim 500GB USB/FireWire External Hard Drive (96638) FireWire-400 - USB 2.0 - 7200rpm - Backup Software More + Add to Shopzilla List	$86 to $158 Found at 18 stores
37	Verbatim 2TB USB/eSATA External Hard Drive (96742) eSATA - eSATA - USB 2.0 - 7200rpm - Backup Software More + Add to Shopzilla List	$224 to $297 Found at 20 stores
38	LaCie 1.5TB d2 Quadra Hard Drive (301425U) USB 2.0 - FireWire-400 - FireWire-800 - eSATA - Backup Software More + Add to Shopzilla List	$219 to $287 Found at 27 stores
39	Buffalo 2TB LinkStation Live LS-CHL Network Hard Drive Gigabit Ethernet, Web Access, DLNA Media Server, iTunes Server, FTP and Print Server, BitTorent Client, Memeo Backup More + Add to Shopzilla List	$334 to $479 Found at 23 stores
40	LaCie 3TB 2big Quadra External Hard Drive (301431U) eSATA - FireWire-800 - FireWire-400 - USB 2.0 - RAID 0 - RAID 1 - Swappable Drives - Backup Software More + Add to Shopzilla List	$440 to $592 Found at 20 stores