Samsung vs Seagate Hard Drives & SSDs

Side-by-side price per gigabyte comparison across 96 products.

As of March 2026, Samsung averages $0.1990/GB across 53 products while Seagate averages $0.0642/GB across 43 products on BuyPerUnit. Seagate offers 68% better value per gigabyte for hard drives & ssds.

Samsung

Avg $/GB$0.1990

Best $/GB$0.1312

Price Range$0.1312 – $0.6800

Products53

Cheapest Product

Samsung - SSD 9100 PRO 8TB Internal SSD, PCIe 5.0x4 M.2

8 TB · $1049.99 · bestbuy

Seagate

Better Value

Avg $/GB$0.0642

Best $/GB$0.0244

Price Range$0.0244 – $0.2400

Products43

Cheapest Product

Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400)

8 TB · $195.35 · amazon

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	Samsung	Samsung - SSD 9100 PRO 8TB Internal SSD, PCIe 5.0x4 M.2	8 TB	$0.1312	$1049.99	bestbuy
1	Seagate	Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400)	8 TB	$0.0244	$195.35	amazon
2	Samsung	Samsung - SSD 9100 PRO with Heatsink 8TB Internal SSD, PCIe 5.0x4 M.2	8 TB	$0.1337	$1069.99	bestbuy
2	Seagate	Seagate - Game Drive for Xbox 8TB External USB 3.2 Gen 1 Desktop Hard Drive with Certified Xbox Green LED Lighting - Black	8 TB	$0.0250	$199.99	bestbuy
3	Samsung	Samsung - T5 EVO Portable SSD 8TB, Up to 460MB/s , USB 3.2 Gen 1, Ideal use for Gamers & Creators - Black	8 TB	$0.1400	$1119.99	bestbuy
3	Seagate	Seagate - Barracuda 8TB Internal Hard Drive for Desktops	8 TB	$0.0250	$199.99	bestbuy
4	Samsung	Samsung - 990 PRO 4TB Internal SSD PCIe Gen 4x4 NVMe with Heatsink for PS5	4 TB	$0.1425	$569.99	bestbuy
4	Seagate	Seagate - IronWolf Pro 16TB NAS Internal Hard Drive with Rescue Data Recovery Services	16 TB	$0.0250	$399.99	bestbuy
5	Samsung	Samsung - 990 PRO 2TB Internal SSD PCIe Gen 4x4 NVMe with Heatsink for PS5	2 TB	$0.1600	$319.99	bestbuy
5	Seagate	Seagate BarraCuda 8 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004)	8 TB	$0.0250	$199.99	amazon

Which Should You Buy?

Based on current pricing data, Seagate offers better overall value for hard drives & ssds at an average of $0.0642/GB compared to Samsung's $0.1990/GB — that's roughly 68% less per gigabyte.

Seagate's best deal is the Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400) (8 TB) at $0.0244/GB, while Samsung's cheapest option is the Samsung - SSD 9100 PRO 8TB Internal SSD, PCIe 5.0x4 M.2 (8 TB) at $0.1312/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 Samsung or Seagate cheaper per GB for hard drives & ssds?

As of March 2026, Seagate averages $0.0642/GB compared to Samsung at $0.1990/GB. Seagate is approximately 68% cheaper per gigabyte on average.

How many Samsung and Seagate hard drives & ssds does BuyPerUnit track?

BuyPerUnit currently tracks 53 Samsung products and 43 Seagate products in the hard drives & ssds category, all ranked by price per gigabyte.

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

The cheapest Samsung option is the Samsung - SSD 9100 PRO 8TB Internal SSD, PCIe 5.0x4 M.2 at $0.1312/GB ($1049.99 for 8 TB).

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

The cheapest Seagate option is the Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400) at $0.0244/GB ($195.35 for 8 TB).

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