The ADATA 2TB HD720 Waterproof / Dustproof / Shockproof External Hard Drive USB 3.0 Model AHD720-2TU3-CBL Blue costs $0.0669/GB while the 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive costs $0.0358/GB. 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive offers 46% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
ADATA 2TB HD720 Waterproof / Dustproof / Shockproof External Hard Drive USB 3.0 Model AHD720-2TU3-CBL Blue vs 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive — Which Is Better Value?
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Specification Comparison
| Spec | ADATA 2TB HD720 Waterproof / Dustproof / Shockproof External Hard Drive USB 3.0 Model AHD720-2TU3-CBL Blue | 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive |
|---|---|---|
| Brand | ADATA | Toshiba |
| Capacity | 2TB | 4TB |
| $/GB | $0.0669 | $0.0358 |
| Price | $133.88 | $143.40 |
| 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 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive offers better value at $0.0358//GB compared to the ADATA 2TB HD720 Waterproof / Dustproof / Shockproof External Hard Drive USB 3.0 Model AHD720-2TU3-CBL Blue at $0.0669//GB — that's roughly 46% less per gigabyte.
The best deal for the 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive is $143.40 at Newegg, while the ADATA 2TB HD720 Waterproof / Dustproof / Shockproof External Hard Drive USB 3.0 Model AHD720-2TU3-CBL Blue starts at $133.88 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each ADATA 2TB HD720 Waterproof / Dustproof / Shockproof External Hard Drive USB 3.0 Model AHD720-2TU3-CBL Blue and 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive product page for detailed specifications and price history.
Frequently Asked Questions
Is ADATA 2TB HD720 Waterproof / Dustproof / Shockproof External Hard Drive USB 3.0 Model AHD720-2TU3-CBL Blue or 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive a better deal?
As of August 2026, 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive offers better value at $0.0358//GB compared to ADATA 2TB HD720 Waterproof / Dustproof / Shockproof External Hard Drive USB 3.0 Model AHD720-2TU3-CBL Blue at $0.0669//GB. That is approximately 46% better value per gigabyte.
What is the price per GB of ADATA 2TB HD720 Waterproof / Dustproof / Shockproof External Hard Drive USB 3.0 Model AHD720-2TU3-CBL Blue?
The ADATA 2TB HD720 Waterproof / Dustproof / Shockproof External Hard Drive USB 3.0 Model AHD720-2TU3-CBL Blue is currently priced at $0.0669/GB ($133.88 for 2TB) at Newegg.
Where can I buy 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive for the cheapest price?
The cheapest price for the 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive is $143.40 at Newegg, which works out to $0.0358/GB.