The KingSpec M.2 2280 4TB SSD NGFF M.2 SATA III 6Gb/s Internal Solid State Drive Hard Disk Data Storage for PC Desktop Laptop Ultrabook 3D NAND SATA costs $0.1215/GB while the Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) costs $0.0799/GB. Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) offers 34% better value per gigabyte as of September 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
KingSpec M.2 2280 4TB SSD NGFF M.2 SATA III 6Gb/s Internal Solid State Drive Hard Disk Data Storage for PC Desktop Laptop Ultrabook 3D NAND SATA vs Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) — Which Is Better Value?
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Specification Comparison
| Spec | KingSpec M.2 2280 4TB SSD NGFF M.2 SATA III 6Gb/s Internal Solid State Drive Hard Disk Data Storage for PC Desktop Laptop Ultrabook 3D NAND SATA | Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) |
|---|---|---|
| Brand | KingSpec | Silicon Power |
| Capacity | 4TB | 4TB |
| $/GB | $0.1215 | $0.0799 |
| Price | $485.99 | $319.79 |
| Retailer | Newegg | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | ssd |
Price Across Retailers
KingSpec M.2 2280 4TB SSD NGFF M.2 SATA III 6Gb/s Internal Solid State Drive Hard Disk Data Storage for PC Desktop Laptop Ultrabook 3D NAND SATA
Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE)
Which Should You Buy?
Based on current pricing data, the Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) offers better value at $0.0799//GB compared to the KingSpec M.2 2280 4TB SSD NGFF M.2 SATA III 6Gb/s Internal Solid State Drive Hard Disk Data Storage for PC Desktop Laptop Ultrabook 3D NAND SATA at $0.1215//GB — that's roughly 34% less per gigabyte.
The best deal for the Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) is $319.79 at Newegg, while the KingSpec M.2 2280 4TB SSD NGFF M.2 SATA III 6Gb/s Internal Solid State Drive Hard Disk Data Storage for PC Desktop Laptop Ultrabook 3D NAND SATA starts at $485.99 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 M.2 2280 4TB SSD NGFF M.2 SATA III 6Gb/s Internal Solid State Drive Hard Disk Data Storage for PC Desktop Laptop Ultrabook 3D NAND SATA and Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) product page for detailed specifications and price history.
Frequently Asked Questions
Is KingSpec M.2 2280 4TB SSD NGFF M.2 SATA III 6Gb/s Internal Solid State Drive Hard Disk Data Storage for PC Desktop Laptop Ultrabook 3D NAND SATA or Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) a better deal?
As of September 2026, Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) offers better value at $0.0799//GB compared to KingSpec M.2 2280 4TB SSD NGFF M.2 SATA III 6Gb/s Internal Solid State Drive Hard Disk Data Storage for PC Desktop Laptop Ultrabook 3D NAND SATA at $0.1215//GB. That is approximately 34% better value per gigabyte.
What is the price per GB of KingSpec M.2 2280 4TB SSD NGFF M.2 SATA III 6Gb/s Internal Solid State Drive Hard Disk Data Storage for PC Desktop Laptop Ultrabook 3D NAND SATA?
The KingSpec M.2 2280 4TB SSD NGFF M.2 SATA III 6Gb/s Internal Solid State Drive Hard Disk Data Storage for PC Desktop Laptop Ultrabook 3D NAND SATA is currently priced at $0.1215/GB ($485.99 for 4TB) at Newegg.
Where can I buy Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) for the cheapest price?
The cheapest price for the Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) is $319.79 at Newegg, which works out to $0.0799/GB.