The Seagate 4 TB 3.5" Internal Hard Drive costs $0.0341/GB while the SANDISK - Extreme PLUS 512GB microSDXC UHS-I Memory Card costs $0.2500/GB. Seagate 4 TB 3.5" Internal Hard Drive offers 86% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate 4 TB 3.5" Internal Hard Drive vs SANDISK - Extreme PLUS 512GB microSDXC UHS-I Memory Card — Which Is Better Value?
Seagate 4 TB 3.5" Internal Hard Drive
Specification Comparison
| Spec | Seagate 4 TB 3.5" Internal Hard Drive | SANDISK - Extreme PLUS 512GB microSDXC UHS-I Memory Card |
|---|---|---|
| Brand | Seagate | SanDisk |
| Capacity | 4 TB | 512 GB |
| $/GB | $0.0341 | $0.2500 |
| Price | $136.47 | $127.99 |
| Retailer | Amazon | Best Buy |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | micro-sd |
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 $0.0341//GB compared to the SANDISK - Extreme PLUS 512GB microSDXC UHS-I Memory Card at $0.2500//GB — that's roughly 86% less per gigabyte.
The best deal for the Seagate 4 TB 3.5" Internal Hard Drive is $136.47 at Amazon, while the SANDISK - Extreme PLUS 512GB microSDXC UHS-I Memory Card starts at $127.99 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 Seagate 4 TB 3.5" Internal Hard Drive and SANDISK - Extreme PLUS 512GB microSDXC UHS-I Memory Card product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate 4 TB 3.5" Internal Hard Drive or SANDISK - Extreme PLUS 512GB microSDXC UHS-I Memory Card a better deal?
As of May 2026, Seagate 4 TB 3.5" Internal Hard Drive offers better value at $0.0341//GB compared to SANDISK - Extreme PLUS 512GB microSDXC UHS-I Memory Card at $0.2500//GB. That is approximately 86% better value per gigabyte.
What is the price per GB of Seagate 4 TB 3.5" Internal Hard Drive?
The Seagate 4 TB 3.5" Internal Hard Drive is currently priced at $0.0341/GB ($136.47 for 4 TB) at Amazon.
Where can I buy SANDISK - Extreme PLUS 512GB microSDXC UHS-I Memory Card for the cheapest price?
The cheapest price for the SANDISK - Extreme PLUS 512GB microSDXC UHS-I Memory Card is $127.99 at Best Buy, which works out to $0.2500/GB.