The Toshiba Canvio Basics 2TB Portable External Hard Drive USB 3.0, Black - HDTB520XK3AA costs $0.0727/GB while the WD - Purple 4TB Surveillance Internal Hard Drive costs $0.0350/GB. WD - Purple 4TB Surveillance Internal Hard Drive offers 52% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Toshiba Canvio Basics 2TB Portable External Hard Drive USB 3.0, Black - HDTB520XK3AA vs WD - Purple 4TB Surveillance Internal Hard Drive — Which Is Better Value?
WD - Purple 4TB Surveillance Internal Hard Drive
Specification Comparison
| Spec | Toshiba Canvio Basics 2TB Portable External Hard Drive USB 3.0, Black - HDTB520XK3AA | WD - Purple 4TB Surveillance Internal Hard Drive |
|---|---|---|
| Brand | TOSHIBA | Western Digital |
| Capacity | 2 TB | 4 TB |
| $/GB | $0.0727 | $0.0350 |
| Price | $145.31 | $139.99 |
| Retailer | Amazon | Best Buy |
| 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 Canvio Basics 2TB Portable External Hard Drive USB 3.0, Black - HDTB520XK3AA at $0.0727//GB — that's roughly 52% less per gigabyte.
The best deal for the WD - Purple 4TB Surveillance Internal Hard Drive is $139.99 at Best Buy, while the Toshiba Canvio Basics 2TB Portable External Hard Drive USB 3.0, Black - HDTB520XK3AA starts at $145.31 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Toshiba Canvio Basics 2TB Portable External Hard Drive USB 3.0, Black - HDTB520XK3AA and WD - Purple 4TB Surveillance Internal Hard Drive product page for detailed specifications and price history.
Frequently Asked Questions
Is Toshiba Canvio Basics 2TB Portable External Hard Drive USB 3.0, Black - HDTB520XK3AA or WD - Purple 4TB Surveillance Internal Hard Drive a better deal?
As of May 2026, WD - Purple 4TB Surveillance Internal Hard Drive offers better value at $0.0350//GB compared to Toshiba Canvio Basics 2TB Portable External Hard Drive USB 3.0, Black - HDTB520XK3AA at $0.0727//GB. That is approximately 52% better value per gigabyte.
What is the price per GB of Toshiba Canvio Basics 2TB Portable External Hard Drive USB 3.0, Black - HDTB520XK3AA?
The Toshiba Canvio Basics 2TB Portable External Hard Drive USB 3.0, Black - HDTB520XK3AA is currently priced at $0.0727/GB ($145.31 for 2 TB) at Amazon.
Where can I buy WD - Purple 4TB Surveillance Internal Hard Drive for the cheapest price?
The cheapest price for the WD - Purple 4TB Surveillance Internal Hard Drive is $139.99 at Best Buy, which works out to $0.0350/GB.