The WD _Black SN850X 4TB NVMe PCIe 4.0 x4 M.2 Internal Gaming SSD with Heatsink costs $0.2350/GB while the Fikwot FX815 4TB SSD, 2.5" SATA SSD, Internal Solid State Drive, Up to 560MB/s, 3D NAND SLC Cashe, Compatible with Laptop & PC Desktop costs $0.0800/GB. Fikwot FX815 4TB SSD, 2.5" SATA SSD, Internal Solid State Drive, Up to 560MB/s, 3D NAND SLC Cashe, Compatible with Laptop & PC Desktop offers 66% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD _Black SN850X 4TB NVMe PCIe 4.0 x4 M.2 Internal Gaming SSD with Heatsink vs Fikwot FX815 4TB SSD, 2.5" SATA SSD, Internal Solid State Drive, Up to 560MB/s, 3D NAND SLC Cashe, Compatible with Laptop & PC Desktop — Which Is Better Value?
WD _Black SN850X 4TB NVMe PCIe 4.0 x4 M.2 Internal Gaming SSD with Heatsink
Specification Comparison
| Spec | WD _Black SN850X 4TB NVMe PCIe 4.0 x4 M.2 Internal Gaming SSD with Heatsink | Fikwot FX815 4TB SSD, 2.5" SATA SSD, Internal Solid State Drive, Up to 560MB/s, 3D NAND SLC Cashe, Compatible with Laptop & PC Desktop |
|---|---|---|
| Brand | Western Digital | Fikwot |
| Capacity | 4 TB | 4 TB |
| $/GB | $0.2350 | $0.0800 |
| Price | $939.99 | $319.99 |
| Retailer | Amazon | Amazon |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | N/A | ssd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the Fikwot FX815 4TB SSD, 2.5" SATA SSD, Internal Solid State Drive, Up to 560MB/s, 3D NAND SLC Cashe, Compatible with Laptop & PC Desktop offers better value at $0.0800//GB compared to the WD _Black SN850X 4TB NVMe PCIe 4.0 x4 M.2 Internal Gaming SSD with Heatsink at $0.2350//GB — that's roughly 66% less per gigabyte.
The best deal for the Fikwot FX815 4TB SSD, 2.5" SATA SSD, Internal Solid State Drive, Up to 560MB/s, 3D NAND SLC Cashe, Compatible with Laptop & PC Desktop is $319.99 at Amazon, while the WD _Black SN850X 4TB NVMe PCIe 4.0 x4 M.2 Internal Gaming SSD with Heatsink starts at $939.99 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD _Black SN850X 4TB NVMe PCIe 4.0 x4 M.2 Internal Gaming SSD with Heatsink and Fikwot FX815 4TB SSD, 2.5" SATA SSD, Internal Solid State Drive, Up to 560MB/s, 3D NAND SLC Cashe, Compatible with Laptop & PC Desktop product page for detailed specifications and price history.
Frequently Asked Questions
Is WD _Black SN850X 4TB NVMe PCIe 4.0 x4 M.2 Internal Gaming SSD with Heatsink or Fikwot FX815 4TB SSD, 2.5" SATA SSD, Internal Solid State Drive, Up to 560MB/s, 3D NAND SLC Cashe, Compatible with Laptop & PC Desktop a better deal?
As of June 2026, Fikwot FX815 4TB SSD, 2.5" SATA SSD, Internal Solid State Drive, Up to 560MB/s, 3D NAND SLC Cashe, Compatible with Laptop & PC Desktop offers better value at $0.0800//GB compared to WD _Black SN850X 4TB NVMe PCIe 4.0 x4 M.2 Internal Gaming SSD with Heatsink at $0.2350//GB. That is approximately 66% better value per gigabyte.
What is the price per GB of WD _Black SN850X 4TB NVMe PCIe 4.0 x4 M.2 Internal Gaming SSD with Heatsink?
The WD _Black SN850X 4TB NVMe PCIe 4.0 x4 M.2 Internal Gaming SSD with Heatsink is currently priced at $0.2350/GB ($939.99 for 4 TB) at Amazon.
Where can I buy Fikwot FX815 4TB SSD, 2.5" SATA SSD, Internal Solid State Drive, Up to 560MB/s, 3D NAND SLC Cashe, Compatible with Laptop & PC Desktop for the cheapest price?
The cheapest price for the Fikwot FX815 4TB SSD, 2.5" SATA SSD, Internal Solid State Drive, Up to 560MB/s, 3D NAND SLC Cashe, Compatible with Laptop & PC Desktop is $319.99 at Amazon, which works out to $0.0800/GB.