The Seagate Exos 7E8 ST3000NM000A 3 TB Hard Drive - 512n Format - SATA (SATA/600) - Internal costs $0.0600/GB while the WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty costs $0.0375/GB. WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty offers 38% better value per gigabyte as of September 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate Exos 7E8 ST3000NM000A 3 TB Hard Drive - 512n Format - SATA (SATA/600) - Internal vs WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty — Which Is Better Value?
Prices refresh twice daily; the final price appears at the retailer's checkout. We may earn a commission from retailer links, at no cost to you; it never affects rankings.
Specification Comparison
| Spec | Seagate Exos 7E8 ST3000NM000A 3 TB Hard Drive - 512n Format - SATA (SATA/600) - Internal | WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty |
|---|---|---|
| Brand | Seagate | GoHardDrive |
| Capacity | 3TB | 4 TB |
| $/GB | $0.0600 | $0.0375 |
| Price | $179.99 | $149.99 |
| Retailer | Newegg | Amazon |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty offers better value at $0.0375//GB compared to the Seagate Exos 7E8 ST3000NM000A 3 TB Hard Drive - 512n Format - SATA (SATA/600) - Internal at $0.0600//GB — that's roughly 38% less per gigabyte.
The best deal for the WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty is $149.99 at Amazon, while the Seagate Exos 7E8 ST3000NM000A 3 TB Hard Drive - 512n Format - SATA (SATA/600) - Internal starts at $179.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Seagate Exos 7E8 ST3000NM000A 3 TB Hard Drive - 512n Format - SATA (SATA/600) - Internal and WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate Exos 7E8 ST3000NM000A 3 TB Hard Drive - 512n Format - SATA (SATA/600) - Internal or WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty a better deal?
As of September 2026, WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty offers better value at $0.0375//GB compared to Seagate Exos 7E8 ST3000NM000A 3 TB Hard Drive - 512n Format - SATA (SATA/600) - Internal at $0.0600//GB. That is approximately 38% better value per gigabyte.
What is the price per GB of Seagate Exos 7E8 ST3000NM000A 3 TB Hard Drive - 512n Format - SATA (SATA/600) - Internal?
The Seagate Exos 7E8 ST3000NM000A 3 TB Hard Drive - 512n Format - SATA (SATA/600) - Internal is currently priced at $0.0600/GB ($179.99 for 3TB) at Newegg.
Where can I buy WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty for the cheapest price?
The cheapest price for the WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty is $149.99 at Amazon, which works out to $0.0375/GB.