The Western Digital 4TB WD Red SA500 NAS 3D NAND Internal SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 560 MB/s - WDS costs $0.2125/GB while 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. 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 62% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Western Digital 4TB WD Red SA500 NAS 3D NAND Internal SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 560 MB/s - WDS vs 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 — Which Is Better Value?
Specification Comparison
| Spec | Western Digital 4TB WD Red SA500 NAS 3D NAND Internal SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 560 MB/s - WDS | 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 |
|---|---|---|
| Brand | Western Digital | KingSpec |
| Capacity | 4 TB | 4TB |
| $/GB | $0.2125 | $0.0800 |
| Price | $849.99 | $319.99 |
| Retailer | Amazon | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | ssd |
Price Across Retailers
Western Digital 4TB WD Red SA500 NAS 3D NAND Internal SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 560 MB/s - WDS
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
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 Western Digital 4TB WD Red SA500 NAS 3D NAND Internal SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 560 MB/s - WDS at $0.2125//GB — that's roughly 62% 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 Western Digital 4TB WD Red SA500 NAS 3D NAND Internal SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 560 MB/s - WDS starts at $849.99 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Western Digital 4TB WD Red SA500 NAS 3D NAND Internal SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 560 MB/s - WDS and 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 product page for detailed specifications and price history.
Frequently Asked Questions
Is Western Digital 4TB WD Red SA500 NAS 3D NAND Internal SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 560 MB/s - WDS or 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 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 Western Digital 4TB WD Red SA500 NAS 3D NAND Internal SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 560 MB/s - WDS at $0.2125//GB. That is approximately 62% better value per gigabyte.
What is the price per GB of Western Digital 4TB WD Red SA500 NAS 3D NAND Internal SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 560 MB/s - WDS?
The Western Digital 4TB WD Red SA500 NAS 3D NAND Internal SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 560 MB/s - WDS is currently priced at $0.2125/GB ($849.99 for 4 TB) at Amazon.
Where can I buy 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 for the cheapest price?
The cheapest price 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, which works out to $0.0800/GB.