Kexin vs Wd_black Hard Drives & SSDs
Side-by-side price per gigabyte comparison across 3 products.
As of March 2026, Kexin averages $0.2007/GB across 2 products while Wd_black averages $0.1650/GB across 1 products on BuyPerUnit. Wd_black offers 18% better value per gigabyte for hard drives & ssds.
Kexin
Cheapest Product
KEXIN 256GB External SSD Hard Drive USB 3.1 Type-c Portable Solid State Drive 256G, up to 500MB/s for PC Mac Android Game Console and More256 GB · $42.99 · amazon
Wd_black
Better ValueCheapest Product
WD_BLACK 2TB SN850P NVMe M.2 SSD Officially Licensed Storage Expansion for PS5 Consoles, up to 7,300MB/s, with heatsink - WDBBYV0020BNC-WRSN2 TB · $329.99 · amazon
Top Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 1 | Kexin | KEXIN 256GB External SSD Hard Drive USB 3.1 Type-c Portable Solid State Drive 256G, up to 500MB/s for PC Mac Android Game Console and More | 256 GB | $0.1679 | $42.99 | amazon |
| 1 | Wd_black | WD_BLACK 2TB SN850P NVMe M.2 SSD Officially Licensed Storage Expansion for PS5 Consoles, up to 7,300MB/s, with heatsink - WDBBYV0020BNC-WRSN | 2 TB | $0.1650 | $329.99 | amazon |
| 2 | Kexin | KEXIN SSD M.2 NVMe Internal SSD 256GB M.2 2280, PCIe Gen 3.0, up to 2800 MB/s Read, 2300 MB/s Write, Internal Solid State Drive Compatible with Laptop,PC,Gaming Black,256GB | 256 GB | $0.2336 | $59.79 | amazon |
Which Should You Buy?
Based on current pricing data, Wd_black offers better overall value for hard drives & ssds at an average of $0.1650/GB compared to Kexin's $0.2007/GB — that's roughly 18% less per gigabyte.
Wd_black's best deal is the WD_BLACK 2TB SN850P NVMe M.2 SSD Officially Licensed Storage Expansion for PS5 Consoles, up to 7,300MB/s, with heatsink - WDBBYV0020BNC-WRSN (2 TB) at $0.1650/GB, while Kexin's cheapest option is the KEXIN 256GB External SSD Hard Drive USB 3.1 Type-c Portable Solid State Drive 256G, up to 500MB/s for PC Mac Android Game Console and More (256 GB) at $0.1679/GB.
However, price per GB isn't everything — consider factors like warranty, performance specs, and your specific capacity needs. Check individual product pages for detailed specifications.
Frequently Asked Questions
Is Kexin or Wd_black cheaper per GB for hard drives & ssds?
As of March 2026, Wd_black averages $0.1650/GB compared to Kexin at $0.2007/GB. Wd_black is approximately 18% cheaper per gigabyte on average.
How many Kexin and Wd_black hard drives & ssds does BuyPerUnit track?
BuyPerUnit currently tracks 2 Kexin products and 1 Wd_black products in the hard drives & ssds category, all ranked by price per gigabyte.
What is the cheapest Kexin hard drives & ssd per GB?
The cheapest Kexin option is the KEXIN 256GB External SSD Hard Drive USB 3.1 Type-c Portable Solid State Drive 256G, up to 500MB/s for PC Mac Android Game Console and More at $0.1679/GB ($42.99 for 256 GB).
What is the cheapest Wd_black hard drives & ssd per GB?
The cheapest Wd_black option is the WD_BLACK 2TB SN850P NVMe M.2 SSD Officially Licensed Storage Expansion for PS5 Consoles, up to 7,300MB/s, with heatsink - WDBBYV0020BNC-WRSN at $0.1650/GB ($329.99 for 2 TB).