The Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5" - WD40EFZZ costs $0.0302/GB while the SANDISK 4TB Extreme Portable SSD (New Model) - up to 2000MB/s Transfer speeds - USB Type-C connectivity, Reliable Durability - Black - SDSSDE70-4T00-G25 costs $0.1998/GB. Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5" - WD40EFZZ offers 85% better value per gigabyte as of March 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5" - WD40EFZZ vs SANDISK 4TB Extreme Portable SSD (New Model) - up to 2000MB/s Transfer speeds - USB Type-C connectivity, Reliable Durability - Black - SDSSDE70-4T00-G25 — Which Is Better Value?
Specification Comparison
| Spec | Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5" - WD40EFZZ | SANDISK 4TB Extreme Portable SSD (New Model) - up to 2000MB/s Transfer speeds - USB Type-C connectivity, Reliable Durability - Black - SDSSDE70-4T00-G25 |
|---|---|---|
| Brand | Western Digital | SanDisk |
| Capacity | 4 TB | 4 TB |
| $/GB | $0.0302 | $0.1998 |
| Price | $120.65 | $799.00 |
| Retailer | Amazon | Amazon |
| Category | Hard Drives & SSDs | Hard Drives & SSDs |
| Subcategory | hdd | hdd |
Price Across Retailers
Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5" - WD40EFZZ
SANDISK 4TB Extreme Portable SSD (New Model) - up to 2000MB/s Transfer speeds - USB Type-C connectivity, Reliable Durability - Black - SDSSDE70-4T00-G25
Which Should You Buy?
Based on current pricing data, the Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5" - WD40EFZZ offers better value at $0.0302//GB compared to the SANDISK 4TB Extreme Portable SSD (New Model) - up to 2000MB/s Transfer speeds - USB Type-C connectivity, Reliable Durability - Black - SDSSDE70-4T00-G25 at $0.1998//GB — that's roughly 85% less per gigabyte.
The best deal for the Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5" - WD40EFZZ is $120.65 at Amazon, while the SANDISK 4TB Extreme Portable SSD (New Model) - up to 2000MB/s Transfer speeds - USB Type-C connectivity, Reliable Durability - Black - SDSSDE70-4T00-G25 starts at $799.00 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5" - WD40EFZZ and SANDISK 4TB Extreme Portable SSD (New Model) - up to 2000MB/s Transfer speeds - USB Type-C connectivity, Reliable Durability - Black - SDSSDE70-4T00-G25 product page for detailed specifications and price history.
Frequently Asked Questions
Is Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5" - WD40EFZZ or SANDISK 4TB Extreme Portable SSD (New Model) - up to 2000MB/s Transfer speeds - USB Type-C connectivity, Reliable Durability - Black - SDSSDE70-4T00-G25 a better deal?
As of March 2026, Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5" - WD40EFZZ offers better value at $0.0302//GB compared to SANDISK 4TB Extreme Portable SSD (New Model) - up to 2000MB/s Transfer speeds - USB Type-C connectivity, Reliable Durability - Black - SDSSDE70-4T00-G25 at $0.1998//GB. That is approximately 85% better value per gigabyte.
What is the price per GB of Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5" - WD40EFZZ?
The Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5" - WD40EFZZ is currently priced at $0.0302/GB ($120.65 for 4 TB) at Amazon.
Where can I buy SANDISK 4TB Extreme Portable SSD (New Model) - up to 2000MB/s Transfer speeds - USB Type-C connectivity, Reliable Durability - Black - SDSSDE70-4T00-G25 for the cheapest price?
The cheapest price for the SANDISK 4TB Extreme Portable SSD (New Model) - up to 2000MB/s Transfer speeds - USB Type-C connectivity, Reliable Durability - Black - SDSSDE70-4T00-G25 is $799.00 at Amazon, which works out to $0.1998/GB.