The WD - Blue SA510 4TB Internal SSD SATA costs $0.1875/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 57% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.

WD - Blue SA510 4TB Internal SSD SATA 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?

Best Price$749.99
RetailerBest Buy
$/GB$0.1875
Rating4.8 (17 reviews)
Buy at Best Buy — $749.99

Specification Comparison

SpecWD - Blue SA510 4TB Internal SSD SATAFikwot FX815 4TB SSD, 2.5" SATA SSD, Internal Solid State Drive, Up to 560MB/s, 3D NAND SLC Cashe, Compatible with Laptop & PC Desktop
BrandWestern DigitalFikwot
Capacity4 TB4 TB
$/GB$0.1875$0.0800
Price$749.99$319.99
RetailerBest BuyAmazon
CategorySSDs & NVMe DrivesSSDs & NVMe Drives
Subcategoryssdssd

Price Across Retailers

WD - Blue SA510 4TB Internal SSD SATA

Best Buy$0.1875//GB
$749.99Buy

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

Amazon$0.0800//GB
$319.99Buy

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 - Blue SA510 4TB Internal SSD SATA at $0.1875//GB — that's roughly 57% 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 - Blue SA510 4TB Internal SSD SATA starts at $749.99 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 - Blue SA510 4TB Internal SSD SATA 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 - Blue SA510 4TB Internal SSD SATA 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 - Blue SA510 4TB Internal SSD SATA at $0.1875//GB. That is approximately 57% better value per gigabyte.

What is the price per GB of WD - Blue SA510 4TB Internal SSD SATA?

The WD - Blue SA510 4TB Internal SSD SATA is currently priced at $0.1875/GB ($749.99 for 4 TB) at Best Buy.

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.

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