The Silicon Power 128GB NVMe M.2 PCIe Gen3x4 2280 SSD (SP128GBP34A60M28) costs $0.3591/GB while the KingSpec MemoStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... costs $0.1074/GB. KingSpec MemoStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... offers 70% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Silicon Power 128GB NVMe M.2 PCIe Gen3x4 2280 SSD (SP128GBP34A60M28) vs KingSpec MemoStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... — Which Is Better Value?
Silicon Power 128GB NVMe M.2 PCIe Gen3x4 2280 SSD (SP128GBP34A60M28)
Specification Comparison
| Spec | Silicon Power 128GB NVMe M.2 PCIe Gen3x4 2280 SSD (SP128GBP34A60M28) | KingSpec MemoStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... |
|---|---|---|
| Brand | SP Silicon Power | KingSpec |
| Capacity | 128 GB | 512GB |
| $/GB | $0.3591 | $0.1074 |
| Price | $45.97 | $54.99 |
| Retailer | Amazon | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | nvme | ssd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the KingSpec MemoStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... offers better value at $0.1074//GB compared to the Silicon Power 128GB NVMe M.2 PCIe Gen3x4 2280 SSD (SP128GBP34A60M28) at $0.3591//GB — that's roughly 70% less per gigabyte.
The best deal for the KingSpec MemoStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... is $54.99 at Newegg, while the Silicon Power 128GB NVMe M.2 PCIe Gen3x4 2280 SSD (SP128GBP34A60M28) starts at $45.97 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Silicon Power 128GB NVMe M.2 PCIe Gen3x4 2280 SSD (SP128GBP34A60M28) and KingSpec MemoStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... product page for detailed specifications and price history.
Frequently Asked Questions
Is Silicon Power 128GB NVMe M.2 PCIe Gen3x4 2280 SSD (SP128GBP34A60M28) or KingSpec MemoStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... a better deal?
As of June 2026, KingSpec MemoStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... offers better value at $0.1074//GB compared to Silicon Power 128GB NVMe M.2 PCIe Gen3x4 2280 SSD (SP128GBP34A60M28) at $0.3591//GB. That is approximately 70% better value per gigabyte.
What is the price per GB of Silicon Power 128GB NVMe M.2 PCIe Gen3x4 2280 SSD (SP128GBP34A60M28)?
The Silicon Power 128GB NVMe M.2 PCIe Gen3x4 2280 SSD (SP128GBP34A60M28) is currently priced at $0.3591/GB ($45.97 for 128 GB) at Amazon.
Where can I buy KingSpec MemoStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... for the cheapest price?
The cheapest price for the KingSpec MemoStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... is $54.99 at Newegg, which works out to $0.1074/GB.