The MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow costs $0.0996/GB while the Western Digital WD_BLACK SN770 M.2 2280 250GB PCIe Gen4 16GT/s, up to 4 Lanes Internal Solid State Drive (SSD) WDS250G3X0E costs $0.3390/GB. MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow offers 71% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow vs Western Digital WD_BLACK SN770 M.2 2280 250GB PCIe Gen4 16GT/s, up to 4 Lanes Internal Solid State Drive (SSD) WDS250G3X0E — Which Is Better Value?
Specification Comparison
| Spec | MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow | Western Digital WD_BLACK SN770 M.2 2280 250GB PCIe Gen4 16GT/s, up to 4 Lanes Internal Solid State Drive (SSD) WDS250G3X0E |
|---|---|---|
| Brand | MemoStone | Western Digital |
| Capacity | 512GB | 250GB |
| $/GB | $0.0996 | $0.3390 |
| Price | $50.99 | $84.74 |
| Retailer | Newegg | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | nvme |
Price Across Retailers
MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow
Western Digital WD_BLACK SN770 M.2 2280 250GB PCIe Gen4 16GT/s, up to 4 Lanes Internal Solid State Drive (SSD) WDS250G3X0E
Which Should You Buy?
Based on current pricing data, the MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow offers better value at $0.0996//GB compared to the Western Digital WD_BLACK SN770 M.2 2280 250GB PCIe Gen4 16GT/s, up to 4 Lanes Internal Solid State Drive (SSD) WDS250G3X0E at $0.3390//GB — that's roughly 71% less per gigabyte.
The best deal for the MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow is $50.99 at Newegg, while the Western Digital WD_BLACK SN770 M.2 2280 250GB PCIe Gen4 16GT/s, up to 4 Lanes Internal Solid State Drive (SSD) WDS250G3X0E starts at $84.74 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow and Western Digital WD_BLACK SN770 M.2 2280 250GB PCIe Gen4 16GT/s, up to 4 Lanes Internal Solid State Drive (SSD) WDS250G3X0E product page for detailed specifications and price history.
Frequently Asked Questions
Is MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow or Western Digital WD_BLACK SN770 M.2 2280 250GB PCIe Gen4 16GT/s, up to 4 Lanes Internal Solid State Drive (SSD) WDS250G3X0E a better deal?
As of June 2026, MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow offers better value at $0.0996//GB compared to Western Digital WD_BLACK SN770 M.2 2280 250GB PCIe Gen4 16GT/s, up to 4 Lanes Internal Solid State Drive (SSD) WDS250G3X0E at $0.3390//GB. That is approximately 71% better value per gigabyte.
What is the price per GB of MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow?
The MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow is currently priced at $0.0996/GB ($50.99 for 512GB) at Newegg.
Where can I buy Western Digital WD_BLACK SN770 M.2 2280 250GB PCIe Gen4 16GT/s, up to 4 Lanes Internal Solid State Drive (SSD) WDS250G3X0E for the cheapest price?
The cheapest price for the Western Digital WD_BLACK SN770 M.2 2280 250GB PCIe Gen4 16GT/s, up to 4 Lanes Internal Solid State Drive (SSD) WDS250G3X0E is $84.74 at Newegg, which works out to $0.3390/GB.