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| Product | Seagate FreeAgent GoFlex Ultra-portable (750GB, USB 3.0, 22mm)  | Seagate FreeAgent GoFlex Ultra-portable (750GB, USB 2.0, 22mm) | Seagate Barracuda SpinPoint (500GB) | Iomega External SSD Flash Drive (128GB, USB 3.0) | WD RE WD2000FYYZ (hard drive - 2 TB - SATA-600) |
| Price | $115.00 to $247.93 | $69.99 to $180.63 | $69.00 | $399.00 | $193.03 to $306.92 |
| CNET editors' rating | 4 stars | 4 stars | Info unavailable | Info unavailable | Info unavailable |
| Average user rating | 0 stars | 0 stars | 0 stars | 0 stars | 0 stars |
| Release date | Info unavailable | Info unavailable | Info unavailable | Info unavailable | Info unavailable |
| Bottom line | Even with the slightly low USB 3.0 performance, the GoFlex Ultra still makes an excellent portable external hard drive for people who need to expand their computer's storage. | Even with the slightly low USB 3.0 performance, the GoFlex Ultra still makes an excellent portable external hard drive for people who need to expand their computer's storage. | Info unavailable | Info unavailable | Info unavailable |
| Product Description | Seagate FreeAgent GoFlex - Hard drive - 750 GB | Seagate FreeAgent GoFlex - Hard drive - 750 GB - USB 2.0 | Seagate Barracuda SpinPoint ST500DM005 - Hard drive - 500 GB - Serial ATA-300 | Iomega SSD Flash External Drive Solid state drive - 128 GB - USB 3.0 | WD RE WD2000FYYZ - Hard drive - 2 TB - Serial ATA-600 |
| Packaged Quantity | 1 | 1 | 1 | 1 | 1 |
| Type | Hard drive - External hard drive | Hard drive - External hard drive ( Portable ) | Hard drive - Internal hard drive | Solid state drive - External hard drive ( Portable ) | Hard drive - Internal hard drive |
| Capacity | 750 GB | 750 GB | 500 GB | 128 GB | 2 TB |
| Data Transfer Rate | 5.0 Gbps (SuperSpeed USB) | 480 Mbps | 300 MBps | 5.0 Gbps (USB 3.0) | Info unavailable |
| Features | Plug-n-Play Automatic backups PC and Mac compatible | Plug-n-Play Automatic backups , 192-bit AES Ultra-upgradable | 48-bit Address , S.M.A.R.T. Device Configuration Overlay Automatic Acoustic Management Perpendicular Magnetic Recording (PMR) Native Command Queuing (NCQ) NoiseGuard SilentSeek technology Device Initiated Power Management (DIPM) Flying On Demand (FOD) Technology | Rugged , 256-bit AES DropGuard Xtreme II | Time-Limited Error Recovery (TLER) StableTrac Dual actuator technology Native Command Queuing (NCQ) Dual processor NoTouch ramp load technology Rotary Acceleration Feed Forward (RAFF) |
| Dimensions (WxDxH) | 3.5 in x 4.7 in x 0.9 in | 3.5 in x 4.7 in x 0.9 in | 4 in x 5.8 in x 1 in | 2.7 in x 4.3 in x 0.4 in | 4 in x 5.8 in x 1 in |
| Weight | 9.9 oz | 9.9 oz | 16.8 oz | 3.8 oz | 26.5 oz |
| Manufacturer Warranty | 3 years warranty | 3 years warranty | Info unavailable | 3 years warranty with product registration | 5 years warranty |
| Interface | Info unavailable | USB 2.0 | Serial ATA-300 | USB 3.0 | Serial ATA-600 |
| Full specifications | Full specifications | Full specifications | Full specifications | Full specifications | Full specifications |
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Seagate FreeAgent GoFlex Ultra-portable compare (750GB, USB 3.0, 22mm)
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