The WD - BLACK SN7100 4TB Internal SSD Gen 4 x4 NVMe costs $0.1960/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 $0.0850/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 57% better value per gigabyte as of September 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD - BLACK SN7100 4TB Internal SSD Gen 4 x4 NVMe 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?
WD - BLACK SN7100 4TB Internal SSD Gen 4 x4 NVMe
Prices refresh twice daily; the final price appears at the retailer's checkout. We may earn a commission from retailer links, at no cost to you; it never affects rankings.
Specification Comparison
| Spec | WD - BLACK SN7100 4TB Internal SSD Gen 4 x4 NVMe | 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 | $0.1960 | $0.0850 |
| Price | $783.99 | $339.99 |
| Retailer | Best Buy | 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 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 $0.0850//GB compared to the WD - BLACK SN7100 4TB Internal SSD Gen 4 x4 NVMe at $0.1960//GB — that's roughly 57% 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 $339.99 at Newegg, while the WD - BLACK SN7100 4TB Internal SSD Gen 4 x4 NVMe starts at $783.99 at Best Buy.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD - BLACK SN7100 4TB Internal SSD Gen 4 x4 NVMe 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 WD - BLACK SN7100 4TB Internal SSD Gen 4 x4 NVMe 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 September 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 $0.0850//GB compared to WD - BLACK SN7100 4TB Internal SSD Gen 4 x4 NVMe at $0.1960//GB. That is approximately 57% better value per gigabyte.
What is the price per GB of WD - BLACK SN7100 4TB Internal SSD Gen 4 x4 NVMe?
The WD - BLACK SN7100 4TB Internal SSD Gen 4 x4 NVMe is currently priced at $0.1960/GB ($783.99 for 4 TB) at Best Buy.
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 $339.99 at Newegg, which works out to $0.0850/GB.