The M.2 to USB Adapter, RIITOP M.2 NVME SATA SSD to USB3.1 Gen2 10Gbps, USB to NVME PCIe SSD Reader M Key & B+M Key Max 4TB Support UASP for 2280 2260... costs $0.0050/GB while the 4TB* WD_BLACK SN8100 PCIe 5.0x4 NVMe M.2 SSD - WDS400T1X0M-00CMT0 costs $0.2189/GB. M.2 to USB Adapter, RIITOP M.2 NVME SATA SSD to USB3.1 Gen2 10Gbps, USB to NVME PCIe SSD Reader M Key & B+M Key Max 4TB Support UASP for 2280 2260... offers 98% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
M.2 to USB Adapter, RIITOP M.2 NVME SATA SSD to USB3.1 Gen2 10Gbps, USB to NVME PCIe SSD Reader M Key & B+M Key Max 4TB Support UASP for 2280 2260... vs 4TB* WD_BLACK SN8100 PCIe 5.0x4 NVMe M.2 SSD - WDS400T1X0M-00CMT0 — Which Is Better Value?
4TB* WD_BLACK SN8100 PCIe 5.0x4 NVMe M.2 SSD - WDS400T1X0M-00CMT0
Specification Comparison
| Spec | M.2 to USB Adapter, RIITOP M.2 NVME SATA SSD to USB3.1 Gen2 10Gbps, USB to NVME PCIe SSD Reader M Key & B+M Key Max 4TB Support UASP for 2280 2260... | 4TB* WD_BLACK SN8100 PCIe 5.0x4 NVMe M.2 SSD - WDS400T1X0M-00CMT0 |
|---|---|---|
| Brand | M.2 | Western Digital |
| Capacity | 4TB | 4TB |
| $/GB | $0.0050 | $0.2189 |
| Price | $19.99 | $875.50 |
| Retailer | Newegg | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | nvme | nvme |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the M.2 to USB Adapter, RIITOP M.2 NVME SATA SSD to USB3.1 Gen2 10Gbps, USB to NVME PCIe SSD Reader M Key & B+M Key Max 4TB Support UASP for 2280 2260... offers better value at $0.0050//GB compared to the 4TB* WD_BLACK SN8100 PCIe 5.0x4 NVMe M.2 SSD - WDS400T1X0M-00CMT0 at $0.2189//GB — that's roughly 98% less per gigabyte.
The best deal for the M.2 to USB Adapter, RIITOP M.2 NVME SATA SSD to USB3.1 Gen2 10Gbps, USB to NVME PCIe SSD Reader M Key & B+M Key Max 4TB Support UASP for 2280 2260... is $19.99 at Newegg, while the 4TB* WD_BLACK SN8100 PCIe 5.0x4 NVMe M.2 SSD - WDS400T1X0M-00CMT0 starts at $875.50 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each M.2 to USB Adapter, RIITOP M.2 NVME SATA SSD to USB3.1 Gen2 10Gbps, USB to NVME PCIe SSD Reader M Key & B+M Key Max 4TB Support UASP for 2280 2260... and 4TB* WD_BLACK SN8100 PCIe 5.0x4 NVMe M.2 SSD - WDS400T1X0M-00CMT0 product page for detailed specifications and price history.
Frequently Asked Questions
Is M.2 to USB Adapter, RIITOP M.2 NVME SATA SSD to USB3.1 Gen2 10Gbps, USB to NVME PCIe SSD Reader M Key & B+M Key Max 4TB Support UASP for 2280 2260... or 4TB* WD_BLACK SN8100 PCIe 5.0x4 NVMe M.2 SSD - WDS400T1X0M-00CMT0 a better deal?
As of July 2026, M.2 to USB Adapter, RIITOP M.2 NVME SATA SSD to USB3.1 Gen2 10Gbps, USB to NVME PCIe SSD Reader M Key & B+M Key Max 4TB Support UASP for 2280 2260... offers better value at $0.0050//GB compared to 4TB* WD_BLACK SN8100 PCIe 5.0x4 NVMe M.2 SSD - WDS400T1X0M-00CMT0 at $0.2189//GB. That is approximately 98% better value per gigabyte.
What is the price per GB of M.2 to USB Adapter, RIITOP M.2 NVME SATA SSD to USB3.1 Gen2 10Gbps, USB to NVME PCIe SSD Reader M Key & B+M Key Max 4TB Support UASP for 2280 2260...?
The M.2 to USB Adapter, RIITOP M.2 NVME SATA SSD to USB3.1 Gen2 10Gbps, USB to NVME PCIe SSD Reader M Key & B+M Key Max 4TB Support UASP for 2280 2260... is currently priced at $0.0050/GB ($19.99 for 4TB) at Newegg.
Where can I buy 4TB* WD_BLACK SN8100 PCIe 5.0x4 NVMe M.2 SSD - WDS400T1X0M-00CMT0 for the cheapest price?
The cheapest price for the 4TB* WD_BLACK SN8100 PCIe 5.0x4 NVMe M.2 SSD - WDS400T1X0M-00CMT0 is $875.50 at Newegg, which works out to $0.2189/GB.