Kingston vs Sp Silicon Power Hard Drives & SSDs

Side-by-side price per gigabyte comparison across 15 products.

As of March 2026, Kingston averages $0.2131/GB across 5 products while Sp Silicon Power averages $0.1534/GB across 10 products on BuyPerUnit. Sp Silicon Power offers 28% better value per gigabyte for hard drives & ssds.

Kingston

Avg $/GB$0.2131

Best $/GB$0.1650

Price Range$0.1650 – $0.3240

Products5

Cheapest Product

Kingston NV3 1TB M.2 2280 NVMe SSD | PCIe 4.0 Gen 4x4 | Up to 6000 MB/s | SNV3S/1000G

1 TB · $164.99 · amazon

Sp Silicon Power

Better Value

Avg $/GB$0.1534

Best $/GB$0.0900

Price Range$0.0900 – $0.2304

Products10

Cheapest Product

SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25)

4 TB · $359.97 · amazon

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	Kingston	Kingston NV3 1TB M.2 2280 NVMe SSD \| PCIe 4.0 Gen 4x4 \| Up to 6000 MB/s \| SNV3S/1000G	1 TB	$0.1650	$164.99	amazon
1	Sp Silicon Power	SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25)	4 TB	$0.0900	$359.97	amazon
2	Kingston	Kingston 960GB A400 SATA3 2.5" Internal SSD SA400S37/960G - HDD Replacement for Increase Performance	960 GB	$0.1823	$175.00	amazon
2	Sp Silicon Power	Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC)	2 TB	$0.1100	$219.97	amazon
3	Kingston	Kingston XS2000 500G High Performance Portable SSD with USB-C \| Pocket-sized \| USB 3.2 Gen 2x2 \| External Solid State Drive \| Up to 2000MB/s \| SXS2000/500G	500 GB	$0.1900	$94.99	amazon
3	Sp Silicon Power	Silicon Power 2TB NVMe M.2 PCIe Gen3x4 2280 SSD Solid State Drive (SP002TBP34A60M28)	2 TB	$0.1350	$269.97	amazon
4	Kingston	Kingston 480GB A400 SATA 3 2.5" Internal SSD SA400S37/480G - HDD Replacement for Increase Performance	480 GB	$0.2041	$97.99	amazon
4	Sp Silicon Power	Silicon Power 1TB A55 M.2 SATA M+B Key SSD Internal Solid State Drive 2280 SU001TBSS3A55M28AB	1 TB	$0.1400	$139.97	amazon
5	Kingston	Kingston 240GB A400 SATA 3 2.5" Internal SSD SA400S37/240G - HDD Replacement for Increase Performance	240 GB	$0.3240	$77.75	amazon
5	Sp Silicon Power	SP 1TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") Internal Solid State Drive (SP001TBSS3A55S25)	1 TB	$0.1440	$143.97	amazon

Which Should You Buy?

Based on current pricing data, Sp Silicon Power offers better overall value for hard drives & ssds at an average of $0.1534/GB compared to Kingston's $0.2131/GB — that's roughly 28% less per gigabyte.

Sp Silicon Power's best deal is the SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25) (4 TB) at $0.0900/GB, while Kingston's cheapest option is the Kingston NV3 1TB M.2 2280 NVMe SSD | PCIe 4.0 Gen 4x4 | Up to 6000 MB/s | SNV3S/1000G (1 TB) at $0.1650/GB.

However, price per GB isn't everything — consider factors like warranty, performance specs, and your specific capacity needs. Check individual product pages for detailed specifications.

Frequently Asked Questions

Is Kingston or Sp Silicon Power cheaper per GB for hard drives & ssds?

As of March 2026, Sp Silicon Power averages $0.1534/GB compared to Kingston at $0.2131/GB. Sp Silicon Power is approximately 28% cheaper per gigabyte on average.

How many Kingston and Sp Silicon Power hard drives & ssds does BuyPerUnit track?

BuyPerUnit currently tracks 5 Kingston products and 10 Sp Silicon Power products in the hard drives & ssds category, all ranked by price per gigabyte.

What is the cheapest Kingston hard drives & ssd per GB?

The cheapest Kingston option is the Kingston NV3 1TB M.2 2280 NVMe SSD | PCIe 4.0 Gen 4x4 | Up to 6000 MB/s | SNV3S/1000G at $0.1650/GB ($164.99 for 1 TB).

What is the cheapest Sp Silicon Power hard drives & ssd per GB?

The cheapest Sp Silicon Power option is the SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25) at $0.0900/GB ($359.97 for 4 TB).

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