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| Price | $89.99 | $109.99 to $210.00 | $279.99 | $94.00 to $135.00 | $134.95 to $220.88 |
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| Release date | March 08, 2006 | ||||
| The Bottom Line | The Western Digital MyBook Essential Edition external hard drive is a slightly pared-down version of the MyBook Premium Edition. It's a good option if you need additional storage without backup software. | If write speed isn't a top priority, the Western Digital MyBook is a good deal at around $300 for a 500GB drive. It'll look good on your desk or bookshelf, too. | The Western Digital MyBook Essential Edition external hard drive is a slightly pared-down version of the MyBook Premium Edition. It's a good option if you need additional storage without backup software. | The Western Digital My Book Mirror Edition is a compelling choice for an external drive, delivering excellent value, good performance, and two hard drives for added data security. For anyone looking for an external USB 2.0 drive, the My Book Mirror belongs on your shortlist. | |
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| Features | |||||
| Buffer Size | 8 MB | 16 MB | 16 MB | 16 MB | Info unavailable |
| Spindle Speed | 7200 rpm | Info unavailable | 7200 rpm | 7200 rpm | Info unavailable |
| Type | Hard drive - External hard drive | Hard drive - External hard drive | Hard drive - External hard drive | Hard drive - External hard drive | Hard drive array |
| OS Required | Microsoft Windows Vista Apple MacOS X 10.3 or later Microsoft Windows 2000 / XP | Microsoft Windows XP Microsoft Windows 2000 Microsoft Windows Vista Apple MacOS X 10.4.8 or later | Microsoft Windows XP Microsoft Windows 2000 Apple MacOS X 10.2.8 or later Microsoft Windows 98 Second Edition Microsoft Windows Millennium Edition | Microsoft Windows Vista Apple MacOS X 10.3 or later Microsoft Windows 2000 / XP | Apple MacOS X 10.5.2 or later Apple MacOS X 10.4.11 or later Microsoft Windows Vista / 2000 / XP |
| Environmental Standards | Info unavailable | Yes | Info unavailable | Info unavailable | Info unavailable |
| Vista Certification | Compatible with Windows 7 | Works with Windows Vista | Works with Windows Vista | Compatible with Windows 7 | Info unavailable |
| Data Transfer Rate | 480 Mbps | 480 Mbps | Info unavailable | 480 Mbps | Info unavailable |
| Localization | North America | United States | Info unavailable | North America | Info unavailable |
| Weight | 2.9 lbs | 2.5 lbs | 2.9 lbs | 2.9 lbs | 5.8 lbs |
| Average Seek Time | 8.9 ms | Info unavailable | 8.9 ms | 8.9 ms | Info unavailable |
| Storage Controller | Info unavailable | Info unavailable | Info unavailable | Info unavailable | RAID |
| Manufacturer Warranty | 1 year warranty | 1 year warranty | 1 year warranty | 1 year warranty | 3 years warranty |
| Capacity | 250 GB | 1 TB | 500 GB | 500 GB | 1 TB |
| Dimensions (WxDxH) | 5.6 in x 6.7 in x 2.2 in | 2.1 in x 5.4 in x 6.5 in | 2.2 in x 5.6 in x 6.8 in | 2.2 in x 5.6 in x 6.7 in | 3.9 in x 6.1 in x 6.5 in |
| Power Source | Included AC adapter | Included AC adapter | Included AC adapter | Included AC adapter | Info unavailable |
| Product Description | My Book Essential Edition WDG1U2500 - Hard drive - 250 GB - Hi-Speed USB | My Book Essential Edition 2.0 WDH1U10000 - Hard drive - 1 TB - Hi-Speed USB | My Book Premium Edition WDG1C5000 - Hard drive - 500 GB - IEEE 1394 (FireWire) / Hi-Speed USB | My Book Essential Edition WDG1U5000 - Hard drive - 500 GB - Hi-Speed USB | My Book Mirror Edition WDH2U10000 - Hard drive array - 1 TB |
| Interface Type | Hi-Speed USB | Hi-Speed USB | IEEE 1394 (FireWire) / Hi-Speed USB | Hi-Speed USB | Info unavailable |
| Voltage Required | AC 120/230 V | AC 120/230 V | AC 120/230 V | AC 120/230 V | AC 120/230 V |
| Full specifications | Full specifications | Full specifications | Full specifications | Full specifications | Full specifications |
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