The KingSpec MemoStone US4 Type-C USSD 1TB 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 $0.1150/GB while the Silicon Power Ace A55 2.5' 512GB SATA III 3D NAND Internal Solid State Drive (SSD) SU512GBSS3A55S25NE costs $0.1558/GB. KingSpec MemoStone US4 Type-C USSD 1TB 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 26% better value per gigabyte as of September 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive vs Silicon Power Ace A55 2.5' 512GB SATA III 3D NAND Internal Solid State Drive (SSD) SU512GBSS3A55S25NE — Which Is Better Value?
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Specification Comparison
| Spec | KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive | Silicon Power Ace A55 2.5' 512GB SATA III 3D NAND Internal Solid State Drive (SSD) SU512GBSS3A55S25NE |
|---|---|---|
| Brand | KingSpec | Silicon Power |
| Capacity | 1TB | 512GB |
| $/GB | $0.1150 | $0.1558 |
| Price | $114.99 | $79.79 |
| Retailer | Newegg | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | ssd |
Price Across Retailers
KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive
Silicon Power Ace A55 2.5' 512GB SATA III 3D NAND Internal Solid State Drive (SSD) SU512GBSS3A55S25NE
Which Should You Buy?
Based on current pricing data, the KingSpec MemoStone US4 Type-C USSD 1TB 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 $0.1150//GB compared to the Silicon Power Ace A55 2.5' 512GB SATA III 3D NAND Internal Solid State Drive (SSD) SU512GBSS3A55S25NE at $0.1558//GB — that's roughly 26% less per gigabyte.
The best deal for the KingSpec MemoStone US4 Type-C USSD 1TB 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 $114.99 at Newegg, while the Silicon Power Ace A55 2.5' 512GB SATA III 3D NAND Internal Solid State Drive (SSD) SU512GBSS3A55S25NE starts at $79.79 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive and Silicon Power Ace A55 2.5' 512GB SATA III 3D NAND Internal Solid State Drive (SSD) SU512GBSS3A55S25NE product page for detailed specifications and price history.
Frequently Asked Questions
Is KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive or Silicon Power Ace A55 2.5' 512GB SATA III 3D NAND Internal Solid State Drive (SSD) SU512GBSS3A55S25NE a better deal?
As of September 2026, KingSpec MemoStone US4 Type-C USSD 1TB 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 $0.1150//GB compared to Silicon Power Ace A55 2.5' 512GB SATA III 3D NAND Internal Solid State Drive (SSD) SU512GBSS3A55S25NE at $0.1558//GB. That is approximately 26% better value per gigabyte.
What is the price per GB of KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive?
The KingSpec MemoStone US4 Type-C USSD 1TB 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 currently priced at $0.1150/GB ($114.99 for 1TB) at Newegg.
Where can I buy Silicon Power Ace A55 2.5' 512GB SATA III 3D NAND Internal Solid State Drive (SSD) SU512GBSS3A55S25NE for the cheapest price?
The cheapest price for the Silicon Power Ace A55 2.5' 512GB SATA III 3D NAND Internal Solid State Drive (SSD) SU512GBSS3A55S25NE is $79.79 at Newegg, which works out to $0.1558/GB.