SanDisk vs Seagate SSDs & NVMe Drives

Side-by-side price per gigabyte comparison across 164 products.

As of July 2026, SanDisk averages $0.2445/GB across 133 products while Seagate averages $0.2755/GB across 31 products on BuyPerUnit. SanDisk offers 11% better value per gigabyte for ssds & nvme drives.

SanDisk

Better Value

Avg $/GB$0.2445

Best $/GB$0.0847

Price Range$0.0847 – $0.8465

Products133

Cheapest Product

SanDisk Portable SSD 2TB USB 3.2 Gen 2, USB-C SDSSDE30-2T00-G26

2TB · $169.45 · newegg

Seagate

Avg $/GB$0.2755

Best $/GB$0.1401

Price Range$0.1401 – $0.6229

Products31

Cheapest Product

Seagate BarraCuda 520 M.2 2280 2TB PCIe G4 x4, NVMe 1.4 Internal Solid State Drive (SSD)

2TB · $280.24 · newegg

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	SanDisk	SanDisk Portable SSD 2TB USB 3.2 Gen 2, USB-C SDSSDE30-2T00-G26	2TB	$0.0847	$169.45	newegg
1	Seagate	Seagate BarraCuda 520 M.2 2280 2TB PCIe G4 x4, NVMe 1.4 Internal Solid State Drive (SSD)	2TB	$0.1401	$280.24	newegg
2	SanDisk	SANDISK 8TB Extreme Portable SSD (Old Model) - Up to 1050MB/s, USB-C, USB 3.2 Gen 2, IP65 Water and Dust Resistance, Updated Firmware - External Solid State Drive - SDSSDE61-8T00-G25	8 TB	$0.1050	$839.99	amazon
2	Seagate	Seagate Genshin Impact Limited Edition 1TB USB-C Portable SSD STMU1000402	1TB	$0.1460	$145.99	newegg
3	SanDisk	SanDisk 4TB Extreme External Portable SSD - Up to 1050MB/s - USB-C, USB 3.2 Gen 2 - SDSSDE51-4T00-AW25	4TB	$0.1125	$449.99	newegg
3	Seagate	Seagate One Touch SSD 2TB External SSD Portable - Silver, Speeds up to 1030MB/s, with Android App, 1yr Mylio Create, 4mo Adobe Creative Cloud...	2TB	$0.1640	$327.99	newegg
4	SanDisk	SANDISK - 8TB Desk Drive USB Type-C Desktop External SSD - Black	8 TB	$0.1125	$899.99	bestbuy
4	Seagate	Seagate BarraCuda Q5 M.2 2280 2TB PCIe Gen3 x4 NVMe 1.3 3D QLC Internal Solid State Drive (SSD) ZP2000CV3A001	2TB	$0.1795	$359.00	newegg
5	SanDisk	SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s, USB-C, USB 3.2 Gen 2, IP65 Water and Dust Resistance, Updated Firmware - SDSSDE52-4T00-AC46	4TB	$0.1247	$499.00	newegg
5	Seagate	Seagate BarraCuda Q5 M.2 2280 1TB PCIe Gen3 x4 NVMe 1.3 3D QLC Internal Solid State Drive (SSD) ZP1000CV3A001	1TB	$0.1800	$179.99	newegg

Which Should You Buy?

Based on current pricing data, SanDisk offers better overall value for ssds & nvme drives at an average of $0.2445/GB compared to Seagate's $0.2755/GB — that's roughly 11% less per gigabyte.

SanDisk's best deal is the SanDisk Portable SSD 2TB USB 3.2 Gen 2, USB-C SDSSDE30-2T00-G26 (2TB) at $0.0847/GB, while Seagate's cheapest option is the Seagate BarraCuda 520 M.2 2280 2TB PCIe G4 x4, NVMe 1.4 Internal Solid State Drive (SSD) (2TB) at $0.1401/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 SanDisk or Seagate cheaper per GB for ssds & nvme drives?

As of July 2026, SanDisk averages $0.2445/GB compared to Seagate at $0.2755/GB. SanDisk is approximately 11% cheaper per gigabyte on average.

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

BuyPerUnit currently tracks 133 SanDisk products and 31 Seagate products in the ssds & nvme drives category, all ranked by price per gigabyte.

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

The cheapest SanDisk option is the SanDisk Portable SSD 2TB USB 3.2 Gen 2, USB-C SDSSDE30-2T00-G26 at $0.0847/GB ($169.45 for 2TB).

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

The cheapest Seagate option is the Seagate BarraCuda 520 M.2 2280 2TB PCIe G4 x4, NVMe 1.4 Internal Solid State Drive (SSD) at $0.1401/GB ($280.24 for 2TB).

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