The ADATA 2TB HD720 Waterproof / Dustproof / Shockproof External Hard Drive USB 3.0 Model AHD720-2TU3-CBL Blue costs $0.0669/GB while the HGST Ultrastar 7K3000 HUA723030ALA640 (0F12456) 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Enterprisel Hard Drive Bare Drive costs $0.0333/GB. HGST Ultrastar 7K3000 HUA723030ALA640 (0F12456) 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Enterprisel Hard Drive Bare Drive offers 50% 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 HGST Ultrastar 7K3000 HUA723030ALA640 (0F12456) 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Enterprisel Hard Drive Bare 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 | HGST Ultrastar 7K3000 HUA723030ALA640 (0F12456) 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Enterprisel Hard Drive Bare Drive |
|---|---|---|
| Brand | ADATA | HGST |
| Capacity | 2TB | 3TB |
| $/GB | $0.0669 | $0.0333 |
| Price | $133.88 | $100.00 |
| 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 HGST Ultrastar 7K3000 HUA723030ALA640 (0F12456) 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Enterprisel Hard Drive Bare Drive offers better value at $0.0333//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 50% less per gigabyte.
The best deal for the HGST Ultrastar 7K3000 HUA723030ALA640 (0F12456) 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Enterprisel Hard Drive Bare Drive is $100.00 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 HGST Ultrastar 7K3000 HUA723030ALA640 (0F12456) 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Enterprisel Hard Drive Bare 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 HGST Ultrastar 7K3000 HUA723030ALA640 (0F12456) 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Enterprisel Hard Drive Bare Drive a better deal?
As of August 2026, HGST Ultrastar 7K3000 HUA723030ALA640 (0F12456) 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Enterprisel Hard Drive Bare Drive offers better value at $0.0333//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 50% 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 HGST Ultrastar 7K3000 HUA723030ALA640 (0F12456) 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Enterprisel Hard Drive Bare Drive for the cheapest price?
The cheapest price for the HGST Ultrastar 7K3000 HUA723030ALA640 (0F12456) 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Enterprisel Hard Drive Bare Drive is $100.00 at Newegg, which works out to $0.0333/GB.