SanDisk vs Seagate SSDs & NVMe Drives

Side-by-side price per gigabyte comparison across 106 products.

As of May 2026, SanDisk averages $0.7312/GB across 99 products while Seagate averages $0.2204/GB across 7 products on BuyPerUnit. Seagate offers 70% better value per gigabyte for ssds & nvme drives.

SanDisk

Avg $/GB$0.7312

Best $/GB$0.1125

Price Range$0.1125 – $46.5609

Products99

Cheapest Product

SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s, USB-C, USB 3.2 Gen 2, IP65 Water and Dust Resistance, Updated Firmware - External Solid State Drive - SDSSDE61-4T00-G25

4 TB · $449.99 · amazon

Seagate

Better Value

Avg $/GB$0.2204

Best $/GB$0.1200

Price Range$0.1200 – $0.3300

Products7

Cheapest Product

Seagate - 4TB Storage Expansion Card for Xbox Series X|S NVMe SSD - Black

4 TB · $479.99 · bestbuy

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	SanDisk	SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s, USB-C, USB 3.2 Gen 2, IP65 Water and Dust Resistance, Updated Firmware - External Solid State Drive - SDSSDE61-4T00-G25	4 TB	$0.1125	$449.99	amazon
1	Seagate	Seagate - 4TB Storage Expansion Card for Xbox Series X\|S NVMe SSD - Black	4 TB	$0.1200	$479.99	bestbuy
2	SanDisk	SANDISK 2TB Extreme Portable SSD, Officially Licensed for PlayStation 5 Console and PC - up to 1000MB/s, USB-C, USB 3.2 Gen 2, Drop Protection - External Solid State Drive - SDSSDE62P-2T00-G25	2 TB	$0.1145	$229.00	amazon
2	Seagate	Seagate - 2TB Storage Expansion Card for Xbox Series X\|S NVMe SSD - Black	2 TB	$0.1300	$259.99	bestbuy
3	SanDisk	SanDisk 2TB Portable SSD - Up to 800MB/s, USB-C, USB 3.2 Gen 2, Updated Firmware - External Solid State Drive - SDSSDE30-2T00-G26	2 TB	$0.1300	$259.95	amazon
3	Seagate	Seagate - 1TB Storage Expansion Card for Xbox Series X\|S NVMe SSD - Black	1 TB	$0.1600	$159.99	bestbuy
4	SanDisk	SanDisk 4TB Extreme PRO Portable SSD - Up to 2000MB/s - USB-C, USB 3.2 Gen 2x2, IP65 Water and Dust Resistance, Updated Firmware - External Solid State Drive - SDSSDE81-4T00-G25	4 TB	$0.1415	$566.17	amazon
4	Seagate	Seagate FireCuda 530 2TB Internal Solid State Drive - M.2 PCIe Gen4 ×4 NVMe 1.4, PS5 SSD, 3D TLC NAND, 2550 TBW, 1.8M MTBF, Heatsink, Rescue Services (ZP2000GM3A023)	2 TB	$0.2300	$459.99	amazon
5	SanDisk	SANDISK - Extreme Game Drive for PlayStation5 2TB External USB Type C Portable SSD - White	2 TB	$0.1450	$289.99	bestbuy
5	Seagate	Seagate - FireCuda X1070 SSD 4TB	4 TB	$0.2825	$1129.99	bestbuy

Which Should You Buy?

Based on current pricing data, Seagate offers better overall value for ssds & nvme drives at an average of $0.2204/GB compared to SanDisk's $0.7312/GB — that's roughly 70% less per gigabyte.

Seagate's best deal is the Seagate - 4TB Storage Expansion Card for Xbox Series X|S NVMe SSD - Black (4 TB) at $0.1200/GB, while SanDisk's cheapest option is the SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s, USB-C, USB 3.2 Gen 2, IP65 Water and Dust Resistance, Updated Firmware - External Solid State Drive - SDSSDE61-4T00-G25 (4 TB) at $0.1125/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 May 2026, Seagate averages $0.2204/GB compared to SanDisk at $0.7312/GB. Seagate is approximately 70% cheaper per gigabyte on average.

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

BuyPerUnit currently tracks 99 SanDisk products and 7 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 4TB Extreme Portable SSD - Up to 1050MB/s, USB-C, USB 3.2 Gen 2, IP65 Water and Dust Resistance, Updated Firmware - External Solid State Drive - SDSSDE61-4T00-G25 at $0.1125/GB ($449.99 for 4 TB).

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

The cheapest Seagate option is the Seagate - 4TB Storage Expansion Card for Xbox Series X|S NVMe SSD - Black at $0.1200/GB ($479.99 for 4 TB).

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