The SanDisk Z400s 2.5' 128GB SATA III Internal Solid State Drive (SSD) SD8SBAT-128G-1122 costs $0.8516/GB while 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. 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 88% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SanDisk Z400s 2.5' 128GB SATA III Internal Solid State Drive (SSD) SD8SBAT-128G-1122 vs MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow — Which Is Better Value?
Specification Comparison
| Spec | SanDisk Z400s 2.5' 128GB SATA III Internal Solid State Drive (SSD) SD8SBAT-128G-1122 | MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow |
|---|---|---|
| Brand | SanDisk | MemoStone |
| Capacity | 128GB | 512GB |
| $/GB | $0.8516 | $0.0996 |
| Price | $109.00 | $50.99 |
| Retailer | Newegg | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | ssd |
Price Across Retailers
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 SanDisk Z400s 2.5' 128GB SATA III Internal Solid State Drive (SSD) SD8SBAT-128G-1122 at $0.8516//GB — that's roughly 88% 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 SanDisk Z400s 2.5' 128GB SATA III Internal Solid State Drive (SSD) SD8SBAT-128G-1122 starts at $109.00 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SanDisk Z400s 2.5' 128GB SATA III Internal Solid State Drive (SSD) SD8SBAT-128G-1122 and MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow product page for detailed specifications and price history.
Frequently Asked Questions
Is SanDisk Z400s 2.5' 128GB SATA III Internal Solid State Drive (SSD) SD8SBAT-128G-1122 or MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow 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 SanDisk Z400s 2.5' 128GB SATA III Internal Solid State Drive (SSD) SD8SBAT-128G-1122 at $0.8516//GB. That is approximately 88% better value per gigabyte.
What is the price per GB of SanDisk Z400s 2.5' 128GB SATA III Internal Solid State Drive (SSD) SD8SBAT-128G-1122?
The SanDisk Z400s 2.5' 128GB SATA III Internal Solid State Drive (SSD) SD8SBAT-128G-1122 is currently priced at $0.8516/GB ($109.00 for 128GB) at Newegg.
Where can I buy MemoStone 512GB 20Gbps Extreme Portable SSD - Up to 1900MB/s - USB-C, USB 3.2 Gen 2 - RGB External Solid State Drive - ZS301, Yellow for the cheapest price?
The cheapest price 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, which works out to $0.0996/GB.