The WD - Purple 4TB Surveillance Internal Hard Drive costs $0.0350/GB while the Toshiba DT01ACA050 3.5 Inch SATA III Internal Hard Drive 500GB 7200RPM costs $0.0678/GB. WD - Purple 4TB Surveillance Internal Hard Drive offers 48% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD - Purple 4TB Surveillance Internal Hard Drive vs Toshiba DT01ACA050 3.5 Inch SATA III Internal Hard Drive 500GB 7200RPM — Which Is Better Value?
WD - Purple 4TB Surveillance Internal Hard Drive
Specification Comparison
| Spec | WD - Purple 4TB Surveillance Internal Hard Drive | Toshiba DT01ACA050 3.5 Inch SATA III Internal Hard Drive 500GB 7200RPM |
|---|---|---|
| Brand | Western Digital | TOSHIBA |
| Capacity | 4 TB | 500 GB |
| $/GB | $0.0350 | $0.0678 |
| Price | $139.99 | $33.88 |
| 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 WD - Purple 4TB Surveillance Internal Hard Drive offers better value at $0.0350//GB compared to the Toshiba DT01ACA050 3.5 Inch SATA III Internal Hard Drive 500GB 7200RPM at $0.0678//GB — that's roughly 48% less per gigabyte.
The best deal for the WD - Purple 4TB Surveillance Internal Hard Drive is $139.99 at Best Buy, while the Toshiba DT01ACA050 3.5 Inch SATA III Internal Hard Drive 500GB 7200RPM starts at $33.88 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD - Purple 4TB Surveillance Internal Hard Drive and Toshiba DT01ACA050 3.5 Inch SATA III Internal Hard Drive 500GB 7200RPM product page for detailed specifications and price history.
Frequently Asked Questions
Is WD - Purple 4TB Surveillance Internal Hard Drive or Toshiba DT01ACA050 3.5 Inch SATA III Internal Hard Drive 500GB 7200RPM a better deal?
As of May 2026, WD - Purple 4TB Surveillance Internal Hard Drive offers better value at $0.0350//GB compared to Toshiba DT01ACA050 3.5 Inch SATA III Internal Hard Drive 500GB 7200RPM at $0.0678//GB. That is approximately 48% better value per gigabyte.
What is the price per GB of WD - Purple 4TB Surveillance Internal Hard Drive?
The WD - Purple 4TB Surveillance Internal Hard Drive is currently priced at $0.0350/GB ($139.99 for 4 TB) at Best Buy.
Where can I buy Toshiba DT01ACA050 3.5 Inch SATA III Internal Hard Drive 500GB 7200RPM for the cheapest price?
The cheapest price for the Toshiba DT01ACA050 3.5 Inch SATA III Internal Hard Drive 500GB 7200RPM is $33.88 at Amazon, which works out to $0.0678/GB.