The Synology SAT5221 1920 GB 2.5' SATA SSD costs $1.1171/GB while the KingSpec MemoStone US4 Type-C USSD 2TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive costs $0.0945/GB. KingSpec MemoStone US4 Type-C USSD 2TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive offers 92% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Synology SAT5221 1920 GB 2.5' SATA SSD vs KingSpec MemoStone US4 Type-C USSD 2TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive — Which Is Better Value?
Synology SAT5221 1920 GB 2.5' SATA SSD
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Specification Comparison
| Spec | Synology SAT5221 1920 GB 2.5' SATA SSD | KingSpec MemoStone US4 Type-C USSD 2TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive |
|---|---|---|
| Brand | Synology | KingSpec |
| Capacity | 1.9TB | 2TB |
| $/GB | $1.1171 | $0.0945 |
| Price | $2144.74 | $188.99 |
| 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 KingSpec MemoStone US4 Type-C USSD 2TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive offers better value at $0.0945//GB compared to the Synology SAT5221 1920 GB 2.5' SATA SSD at $1.1171//GB — that's roughly 92% less per gigabyte.
The best deal for the KingSpec MemoStone US4 Type-C USSD 2TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive is $188.99 at Newegg, while the Synology SAT5221 1920 GB 2.5' SATA SSD starts at $2144.74 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Synology SAT5221 1920 GB 2.5' SATA SSD and KingSpec MemoStone US4 Type-C USSD 2TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive product page for detailed specifications and price history.
Frequently Asked Questions
Is Synology SAT5221 1920 GB 2.5' SATA SSD or KingSpec MemoStone US4 Type-C USSD 2TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive a better deal?
As of August 2026, KingSpec MemoStone US4 Type-C USSD 2TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive offers better value at $0.0945//GB compared to Synology SAT5221 1920 GB 2.5' SATA SSD at $1.1171//GB. That is approximately 92% better value per gigabyte.
What is the price per GB of Synology SAT5221 1920 GB 2.5' SATA SSD?
The Synology SAT5221 1920 GB 2.5' SATA SSD is currently priced at $1.1171/GB ($2144.74 for 1.9TB) at Newegg.
Where can I buy KingSpec MemoStone US4 Type-C USSD 2TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive for the cheapest price?
The cheapest price for the KingSpec MemoStone US4 Type-C USSD 2TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive is $188.99 at Newegg, which works out to $0.0945/GB.