External Hard Drives Comparison

Western Digital MY BOOK 4000GB, Seagate GoFlex 1.5TB
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Product

Western Digital MY BOOK 4000GB

Seagate GoFlex 1.5TB

 General
 Average seek time    
 Cache size 16 MB 8 MB   
 Hot-Plug   No   
 RAID   No   
 Rotational speed 7200 RPM 5400 RPM  
 Connectors
 eSATA No No   
 Firewire No No   
 Networking  Yes   
 S-ATA    
 USB Yes Yes   
 USB version 2.0+3.0 2.0  
 Design
 Available colours Black Black  
 Dimensions
 Dimensions (WxHxD) 6.70X5.50X1.90 inches 89 22 120 mm  
 Form factor 3.5 Inches 2.5 inches   
 Weight 1.03 kg 280 g   
 Features
 Built-in support for encryption   No   
 Display   No   
 Power supply
 Power supply AC 120/230 V USB  
 Storage
 Hard drive size 4000 GB 1,500 GB   
 Price/GB    
 Number of hard drives 1 pc 1 pc(s)  
 Miscellaneous
 Manufacturer warranty 2 Year Limited Warranty   
 Release year 2010 2011  
 Links
 Product page http://store.westerndigital.com/store/wdus/en_US/DisplayProductDetailsPage/categoryID.13093400/parid.13092300/catid.13092800   
 Manual    
Warranty 3 Years limited Warranty
Price 17,999-Rs 22,499-Rs