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| Product | WD Black SSHD (1TB) | Seagate Laptop Thin SSHD (500GB) | Seagate Momentus XT (second generation, 750GB) | Seagate Laptop SSHD (1TB) | Seagate Momentus XT (500GB)  |
| Price | Pricing is currently unavailable. | $81.53 to $100.00 | $107.04 to $220.70 | $118.99 to $247.59 | $125.00 to $219.23 |
| CNET editors' rating | Info unavailable | 3.5 stars | 4 stars | Info unavailable | 4 stars |
| Average user rating | 0 stars | 1 stars | 4 stars | 0 stars | 3.5 stars |
| Release date | Info unavailable | Info unavailable | Info unavailable | Info unavailable | Info unavailable |
| Bottom line | Info unavailable | If you're looking for SSD-like performance at just a fraction of the cost, the Seagate Laptop Thin SSHD offers some gratification. | Similar to the original, the Momentus XT (second generation) makes an excellent host drive for any computer, both laptops and desktops. It offers great value in terms of performance and cost, especially when compared to SDDs. | Info unavailable | The Momentus XT is an excellent replacement for traditional laptop hard drives. It offers large capacities and SSD-like performance at a fraction of the cost. |
| Product Description | Info unavailable | - 500 GB Seagate Laptop Thin SSHD - Hybrid hard drive - Serial ATA-600 | Seagate Momentus XT Hybrid hard drive - 750 GB | Seagate Laptop SSHD - Hybrid hard drive - 1 TB - Serial ATA-600 | Seagate Momentus XT ST95005620AS - Hybrid hard drive - 500 GB - Serial ATA-300 |
| Packaged Quantity | Info unavailable | 1 | 1 | 1 | 1 |
| Type | Info unavailable | Hybrid hard drive - Internal hard drive | Hybrid hard drive - Internal hard drive | Hybrid hard drive - Internal hard drive | Hybrid hard drive - Internal hard drive |
| Capacity | Info unavailable | 500 GB | 750 GB | 1 TB | 500 GB |
| Form Factor | Info unavailable | 2.5" | 2.5" x 1/8H | 2.5" x 1/8H | 2.5" x 1/8H |
| Data Transfer Rate | Info unavailable | 600 MBps | 600 MBps | 600 MBps | 300 MBps |
| Buffer Size | Info unavailable | 64 MB | 32 MB | 64 MB | 32 MB |
| Spindle Speed | Info unavailable | 5400 rpm | 7200 rpm | 5400 rpm | 7200 rpm |
| Features | Info unavailable | Native Command Queuing (NCQ) Ramp Load QuietStep | Native Command Queuing (NCQ) | Native Command Queuing (NCQ) Ramp Load QuietStep | QuietStep Ramp Load Adaptive Memory technology |
| Dimensions (WxDxH) | Info unavailable | 4 in x 0.3 in | 1.1 in x 4 in x 3.8 in | 2.7 in x 4 in x 0.4 in | 2.8 in x 3.9 in x 0.4 in |
| Weight | Info unavailable | 3.4 oz | 4.1 oz | 4.1 oz | 3.9 oz |
| Manufacturer Warranty | Info unavailable | 3 years warranty | 3 years warranty | 3 years warranty | 3 years warranty |
| Full specifications | Full specifications | Full specifications | Full specifications | Full specifications | Full specifications |
| Buying choices | Pricing is currently unavailable. |
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WD Black SSHD compare (1TB)
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