The TOSHIBA MD04ACA400 4TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive costs $0.0338/GB while the WD 4TB Elements USB 3.0 2.5' Portable External Hard Drive WDBU6Y0040BBK-WESN Black costs $0.0600/GB. TOSHIBA MD04ACA400 4TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive offers 44% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
TOSHIBA MD04ACA400 4TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive vs WD 4TB Elements USB 3.0 2.5' Portable External Hard Drive WDBU6Y0040BBK-WESN Black — Which Is Better Value?
Specification Comparison
| Spec | TOSHIBA MD04ACA400 4TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive | WD 4TB Elements USB 3.0 2.5' Portable External Hard Drive WDBU6Y0040BBK-WESN Black |
|---|---|---|
| Brand | Toshiba | Western Digital |
| Capacity | 4TB | 4TB |
| $/GB | $0.0338 | $0.0600 |
| Price | $135.00 | $239.99 |
| Retailer | Newegg | Newegg |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the TOSHIBA MD04ACA400 4TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive offers better value at $0.0338//GB compared to the WD 4TB Elements USB 3.0 2.5' Portable External Hard Drive WDBU6Y0040BBK-WESN Black at $0.0600//GB — that's roughly 44% less per gigabyte.
The best deal for the TOSHIBA MD04ACA400 4TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive is $135.00 at Newegg, while the WD 4TB Elements USB 3.0 2.5' Portable External Hard Drive WDBU6Y0040BBK-WESN Black starts at $239.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each TOSHIBA MD04ACA400 4TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive and WD 4TB Elements USB 3.0 2.5' Portable External Hard Drive WDBU6Y0040BBK-WESN Black product page for detailed specifications and price history.
Frequently Asked Questions
Is TOSHIBA MD04ACA400 4TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive or WD 4TB Elements USB 3.0 2.5' Portable External Hard Drive WDBU6Y0040BBK-WESN Black a better deal?
As of August 2026, TOSHIBA MD04ACA400 4TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive offers better value at $0.0338//GB compared to WD 4TB Elements USB 3.0 2.5' Portable External Hard Drive WDBU6Y0040BBK-WESN Black at $0.0600//GB. That is approximately 44% better value per gigabyte.
What is the price per GB of TOSHIBA MD04ACA400 4TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive?
The TOSHIBA MD04ACA400 4TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive is currently priced at $0.0338/GB ($135.00 for 4TB) at Newegg.
Where can I buy WD 4TB Elements USB 3.0 2.5' Portable External Hard Drive WDBU6Y0040BBK-WESN Black for the cheapest price?
The cheapest price for the WD 4TB Elements USB 3.0 2.5' Portable External Hard Drive WDBU6Y0040BBK-WESN Black is $239.99 at Newegg, which works out to $0.0600/GB.