Seagate vs Silicon Power SSDs & NVMe Drives

Side-by-side price per gigabyte comparison across 54 products.

As of August 2026, Seagate averages $0.3274/GB across 35 products while Silicon Power averages $0.2355/GB across 19 products on BuyPerUnit. Silicon Power offers 28% better value per gigabyte for ssds & nvme drives.

Seagate

Avg $/GB$0.3274
Best $/GB$0.1360
Price Range$0.1360 – $0.6760
Products35

Silicon Power

Better Value
Avg $/GB$0.2355
Best $/GB$0.0844
Price Range$0.0844 – $0.5680
Products19

Top Products Compared

Which Should You Buy?

Based on current pricing data, Silicon Power offers better overall value for ssds & nvme drives at an average of $0.2355/GB compared to Seagate's $0.3274/GB — that's roughly 28% less per gigabyte.

Silicon Power's best deal is 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) (4TB) at $0.0844/GB, while Seagate's cheapest option is the Seagate Genshin Impact Limited Edition 1TB USB-C Portable SSD STMU1000402 (1TB) at $0.1360/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 Seagate or Silicon Power cheaper per GB for ssds & nvme drives?

As of August 2026, Silicon Power averages $0.2355/GB compared to Seagate at $0.3274/GB. Silicon Power is approximately 28% cheaper per gigabyte on average.

How many Seagate and Silicon Power ssds & nvme drives does BuyPerUnit track?

BuyPerUnit currently tracks 35 Seagate products and 19 Silicon Power products in the ssds & nvme drives category, all ranked by price per gigabyte.

What is the cheapest Seagate ssds & nvme drive per GB?

The cheapest Seagate option is the Seagate Genshin Impact Limited Edition 1TB USB-C Portable SSD STMU1000402 at $0.1360/GB ($135.99 for 1TB).

What is the cheapest Silicon Power ssds & nvme drive per GB?

The cheapest Silicon Power option is 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) at $0.0844/GB ($337.79 for 4TB).

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