The KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop costs $0.0800/GB while the Samsung 990 PRO 4 TB Solid State Drive - M.2 2280 Internal - PCI Express NVMe (PCI Express NVMe 4.0 x4) - Black - 2400 TB TBW - 7450 MB/s Maximum costs $0.2813/GB. KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop offers 72% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop vs Samsung 990 PRO 4 TB Solid State Drive - M.2 2280 Internal - PCI Express NVMe (PCI Express NVMe 4.0 x4) - Black - 2400 TB TBW - 7450 MB/s Maximum — Which Is Better Value?
Specification Comparison
| Spec | KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop | Samsung 990 PRO 4 TB Solid State Drive - M.2 2280 Internal - PCI Express NVMe (PCI Express NVMe 4.0 x4) - Black - 2400 TB TBW - 7450 MB/s Maximum |
|---|---|---|
| Brand | KingSpec | Samsung |
| Capacity | 4TB | 4TB |
| $/GB | $0.0800 | $0.2813 |
| Price | $319.99 | $1125.00 |
| Retailer | Newegg | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | nvme |
Price Across Retailers
KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop
Samsung 990 PRO 4 TB Solid State Drive - M.2 2280 Internal - PCI Express NVMe (PCI Express NVMe 4.0 x4) - Black - 2400 TB TBW - 7450 MB/s Maximum
Which Should You Buy?
Based on current pricing data, the KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop offers better value at $0.0800//GB compared to the Samsung 990 PRO 4 TB Solid State Drive - M.2 2280 Internal - PCI Express NVMe (PCI Express NVMe 4.0 x4) - Black - 2400 TB TBW - 7450 MB/s Maximum at $0.2813//GB — that's roughly 72% less per gigabyte.
The best deal for the KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop is $319.99 at Newegg, while the Samsung 990 PRO 4 TB Solid State Drive - M.2 2280 Internal - PCI Express NVMe (PCI Express NVMe 4.0 x4) - Black - 2400 TB TBW - 7450 MB/s Maximum starts at $1125.00 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop and Samsung 990 PRO 4 TB Solid State Drive - M.2 2280 Internal - PCI Express NVMe (PCI Express NVMe 4.0 x4) - Black - 2400 TB TBW - 7450 MB/s Maximum product page for detailed specifications and price history.
Frequently Asked Questions
Is KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop or Samsung 990 PRO 4 TB Solid State Drive - M.2 2280 Internal - PCI Express NVMe (PCI Express NVMe 4.0 x4) - Black - 2400 TB TBW - 7450 MB/s Maximum a better deal?
As of July 2026, KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop offers better value at $0.0800//GB compared to Samsung 990 PRO 4 TB Solid State Drive - M.2 2280 Internal - PCI Express NVMe (PCI Express NVMe 4.0 x4) - Black - 2400 TB TBW - 7450 MB/s Maximum at $0.2813//GB. That is approximately 72% better value per gigabyte.
What is the price per GB of KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop?
The KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop is currently priced at $0.0800/GB ($319.99 for 4TB) at Newegg.
Where can I buy Samsung 990 PRO 4 TB Solid State Drive - M.2 2280 Internal - PCI Express NVMe (PCI Express NVMe 4.0 x4) - Black - 2400 TB TBW - 7450 MB/s Maximum for the cheapest price?
The cheapest price for the Samsung 990 PRO 4 TB Solid State Drive - M.2 2280 Internal - PCI Express NVMe (PCI Express NVMe 4.0 x4) - Black - 2400 TB TBW - 7450 MB/s Maximum is $1125.00 at Newegg, which works out to $0.2813/GB.