The (Old Model) Seagate 1TB Desktop HDD Sata 6Gb/s 64MB Cache 3.5-Inch Internal Bare Drive (ST1000DM003) costs $0.0630/GB while the Seagate 4 TB 3.5" Internal Hard Drive costs $0.0270/GB. Seagate 4 TB 3.5" Internal Hard Drive offers 57% better value per gigabyte as of April 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
(Old Model) Seagate 1TB Desktop HDD Sata 6Gb/s 64MB Cache 3.5-Inch Internal Bare Drive (ST1000DM003) vs Seagate 4 TB 3.5" Internal Hard Drive — Which Is Better Value?
Seagate 4 TB 3.5" Internal Hard Drive
Specification Comparison
| Spec | (Old Model) Seagate 1TB Desktop HDD Sata 6Gb/s 64MB Cache 3.5-Inch Internal Bare Drive (ST1000DM003) | Seagate 4 TB 3.5" Internal Hard Drive |
|---|---|---|
| Brand | Seagate | Seagate |
| Capacity | 1 TB | 4 TB |
| $/GB | $0.0630 | $0.0270 |
| Price | $62.99 | $108.00 |
| Retailer | Amazon | Amazon |
| Category | Hard Drives & SSDs | Hard Drives & SSDs |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the Seagate 4 TB 3.5" Internal Hard Drive offers better value at $0.0270//GB compared to the (Old Model) Seagate 1TB Desktop HDD Sata 6Gb/s 64MB Cache 3.5-Inch Internal Bare Drive (ST1000DM003) at $0.0630//GB — that's roughly 57% less per gigabyte.
The best deal for the Seagate 4 TB 3.5" Internal Hard Drive is $108.00 at Amazon, while the (Old Model) Seagate 1TB Desktop HDD Sata 6Gb/s 64MB Cache 3.5-Inch Internal Bare Drive (ST1000DM003) starts at $62.99 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each (Old Model) Seagate 1TB Desktop HDD Sata 6Gb/s 64MB Cache 3.5-Inch Internal Bare Drive (ST1000DM003) and Seagate 4 TB 3.5" Internal Hard Drive product page for detailed specifications and price history.
Frequently Asked Questions
Is (Old Model) Seagate 1TB Desktop HDD Sata 6Gb/s 64MB Cache 3.5-Inch Internal Bare Drive (ST1000DM003) or Seagate 4 TB 3.5" Internal Hard Drive a better deal?
As of April 2026, Seagate 4 TB 3.5" Internal Hard Drive offers better value at $0.0270//GB compared to (Old Model) Seagate 1TB Desktop HDD Sata 6Gb/s 64MB Cache 3.5-Inch Internal Bare Drive (ST1000DM003) at $0.0630//GB. That is approximately 57% better value per gigabyte.
What is the price per GB of (Old Model) Seagate 1TB Desktop HDD Sata 6Gb/s 64MB Cache 3.5-Inch Internal Bare Drive (ST1000DM003)?
The (Old Model) Seagate 1TB Desktop HDD Sata 6Gb/s 64MB Cache 3.5-Inch Internal Bare Drive (ST1000DM003) is currently priced at $0.0630/GB ($62.99 for 1 TB) at Amazon.
Where can I buy Seagate 4 TB 3.5" Internal Hard Drive for the cheapest price?
The cheapest price for the Seagate 4 TB 3.5" Internal Hard Drive is $108.00 at Amazon, which works out to $0.0270/GB.