The WD - easystore 20TB External USB 3.0 Hard Drive - Black costs $0.0440/GB while the Seagate Skyhawk AI 20TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 512MB Cache for DVR NVR Security Camera System with in-House Rescue Services (ST20000VE003) costs $0.0360/GB. Seagate Skyhawk AI 20TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 512MB Cache for DVR NVR Security Camera System with in-House Rescue Services (ST20000VE003) offers 18% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD - easystore 20TB External USB 3.0 Hard Drive - Black vs Seagate Skyhawk AI 20TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 512MB Cache for DVR NVR Security Camera System with in-House Rescue Services (ST20000VE003) — Which Is Better Value?
WD - easystore 20TB External USB 3.0 Hard Drive - Black
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Specification Comparison
| Spec | WD - easystore 20TB External USB 3.0 Hard Drive - Black | Seagate Skyhawk AI 20TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 512MB Cache for DVR NVR Security Camera System with in-House Rescue Services (ST20000VE003) |
|---|---|---|
| Brand | Western Digital | Seagate |
| Capacity | 20 TB | 20 TB |
| $/GB | $0.0440 | $0.0360 |
| Price | $879.99 | $719.99 |
| Retailer | Best Buy | Amazon |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the Seagate Skyhawk AI 20TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 512MB Cache for DVR NVR Security Camera System with in-House Rescue Services (ST20000VE003) offers better value at $0.0360//GB compared to the WD - easystore 20TB External USB 3.0 Hard Drive - Black at $0.0440//GB — that's roughly 18% less per gigabyte.
The best deal for the Seagate Skyhawk AI 20TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 512MB Cache for DVR NVR Security Camera System with in-House Rescue Services (ST20000VE003) is $719.99 at Amazon, while the WD - easystore 20TB External USB 3.0 Hard Drive - Black starts at $879.99 at Best Buy.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD - easystore 20TB External USB 3.0 Hard Drive - Black and Seagate Skyhawk AI 20TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 512MB Cache for DVR NVR Security Camera System with in-House Rescue Services (ST20000VE003) product page for detailed specifications and price history.
Frequently Asked Questions
Is WD - easystore 20TB External USB 3.0 Hard Drive - Black or Seagate Skyhawk AI 20TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 512MB Cache for DVR NVR Security Camera System with in-House Rescue Services (ST20000VE003) a better deal?
As of August 2026, Seagate Skyhawk AI 20TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 512MB Cache for DVR NVR Security Camera System with in-House Rescue Services (ST20000VE003) offers better value at $0.0360//GB compared to WD - easystore 20TB External USB 3.0 Hard Drive - Black at $0.0440//GB. That is approximately 18% better value per gigabyte.
What is the price per GB of WD - easystore 20TB External USB 3.0 Hard Drive - Black?
The WD - easystore 20TB External USB 3.0 Hard Drive - Black is currently priced at $0.0440/GB ($879.99 for 20 TB) at Best Buy.
Where can I buy Seagate Skyhawk AI 20TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 512MB Cache for DVR NVR Security Camera System with in-House Rescue Services (ST20000VE003) for the cheapest price?
The cheapest price for the Seagate Skyhawk AI 20TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 512MB Cache for DVR NVR Security Camera System with in-House Rescue Services (ST20000VE003) is $719.99 at Amazon, which works out to $0.0360/GB.