The Atom Pro 2 External NVMe SSD 4TB costs $0.2500/GB while the KingSpec ONEBOOM Gaming Series S5 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 550MB/s, laptop costs $0.0800/GB. KingSpec ONEBOOM Gaming Series S5 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 550MB/s, laptop offers 68% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Atom Pro 2 External NVMe SSD 4TB vs KingSpec ONEBOOM Gaming Series S5 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 550MB/s, laptop — Which Is Better Value?
Specification Comparison
| Spec | Atom Pro 2 External NVMe SSD 4TB | KingSpec ONEBOOM Gaming Series S5 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 550MB/s, laptop |
|---|---|---|
| Brand | Atom | KingSpec |
| Capacity | 4TB | 4TB |
| $/GB | $0.2500 | $0.0800 |
| Price | $999.99 | $319.99 |
| Retailer | Newegg | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | nvme | ssd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the KingSpec ONEBOOM Gaming Series S5 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 550MB/s, laptop offers better value at $0.0800//GB compared to the Atom Pro 2 External NVMe SSD 4TB at $0.2500//GB — that's roughly 68% less per gigabyte.
The best deal for the KingSpec ONEBOOM Gaming Series S5 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 550MB/s, laptop is $319.99 at Newegg, while the Atom Pro 2 External NVMe SSD 4TB starts at $999.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Atom Pro 2 External NVMe SSD 4TB and KingSpec ONEBOOM Gaming Series S5 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 550MB/s, laptop product page for detailed specifications and price history.
Frequently Asked Questions
Is Atom Pro 2 External NVMe SSD 4TB or KingSpec ONEBOOM Gaming Series S5 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 550MB/s, laptop a better deal?
As of July 2026, KingSpec ONEBOOM Gaming Series S5 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 550MB/s, laptop offers better value at $0.0800//GB compared to Atom Pro 2 External NVMe SSD 4TB at $0.2500//GB. That is approximately 68% better value per gigabyte.
What is the price per GB of Atom Pro 2 External NVMe SSD 4TB?
The Atom Pro 2 External NVMe SSD 4TB is currently priced at $0.2500/GB ($999.99 for 4TB) at Newegg.
Where can I buy KingSpec ONEBOOM Gaming Series S5 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 550MB/s, laptop for the cheapest price?
The cheapest price for the KingSpec ONEBOOM Gaming Series S5 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 550MB/s, laptop is $319.99 at Newegg, which works out to $0.0800/GB.