The fanxiang S501Q SSD 512GB PCle 3.0x4 Internal Solid State Drive, NVMe M.2 2280 Internal Solid State Drive, SLC Cache 3D NAND Up to 3000MB/s for Laptop and PC Desktops costs $0.1679/GB while the KingSpec MomeStone 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 MomeStone 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 36% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
fanxiang S501Q SSD 512GB PCle 3.0x4 Internal Solid State Drive, NVMe M.2 2280 Internal Solid State Drive, SLC Cache 3D NAND Up to 3000MB/s for Laptop and PC Desktops vs KingSpec MomeStone 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?
Specification Comparison
| Spec | fanxiang S501Q SSD 512GB PCle 3.0x4 Internal Solid State Drive, NVMe M.2 2280 Internal Solid State Drive, SLC Cache 3D NAND Up to 3000MB/s for Laptop and PC Desktops | KingSpec MomeStone 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 | fanxiang | KingSpec |
| Capacity | 512 GB | 512GB |
| $/GB | $0.1679 | $0.1074 |
| Price | $85.99 | $54.99 |
| Retailer | Amazon | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | nvme | ssd |
Price Across Retailers
fanxiang S501Q SSD 512GB PCle 3.0x4 Internal Solid State Drive, NVMe M.2 2280 Internal Solid State Drive, SLC Cache 3D NAND Up to 3000MB/s for Laptop and PC Desktops
KingSpec MomeStone 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 Should You Buy?
Based on current pricing data, the KingSpec MomeStone 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 fanxiang S501Q SSD 512GB PCle 3.0x4 Internal Solid State Drive, NVMe M.2 2280 Internal Solid State Drive, SLC Cache 3D NAND Up to 3000MB/s for Laptop and PC Desktops at $0.1679//GB — that's roughly 36% less per gigabyte.
The best deal for the KingSpec MomeStone 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 fanxiang S501Q SSD 512GB PCle 3.0x4 Internal Solid State Drive, NVMe M.2 2280 Internal Solid State Drive, SLC Cache 3D NAND Up to 3000MB/s for Laptop and PC Desktops starts at $85.99 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each fanxiang S501Q SSD 512GB PCle 3.0x4 Internal Solid State Drive, NVMe M.2 2280 Internal Solid State Drive, SLC Cache 3D NAND Up to 3000MB/s for Laptop and PC Desktops and KingSpec MomeStone 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 fanxiang S501Q SSD 512GB PCle 3.0x4 Internal Solid State Drive, NVMe M.2 2280 Internal Solid State Drive, SLC Cache 3D NAND Up to 3000MB/s for Laptop and PC Desktops or KingSpec MomeStone 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 MomeStone 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 fanxiang S501Q SSD 512GB PCle 3.0x4 Internal Solid State Drive, NVMe M.2 2280 Internal Solid State Drive, SLC Cache 3D NAND Up to 3000MB/s for Laptop and PC Desktops at $0.1679//GB. That is approximately 36% better value per gigabyte.
What is the price per GB of fanxiang S501Q SSD 512GB PCle 3.0x4 Internal Solid State Drive, NVMe M.2 2280 Internal Solid State Drive, SLC Cache 3D NAND Up to 3000MB/s for Laptop and PC Desktops?
The fanxiang S501Q SSD 512GB PCle 3.0x4 Internal Solid State Drive, NVMe M.2 2280 Internal Solid State Drive, SLC Cache 3D NAND Up to 3000MB/s for Laptop and PC Desktops is currently priced at $0.1679/GB ($85.99 for 512 GB) at Amazon.
Where can I buy KingSpec MomeStone 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 MomeStone 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.