SanDisk vs Western Digital SSDs & NVMe Drives

Side-by-side price per gigabyte comparison across 258 products.

As of July 2026, SanDisk averages $0.2520/GB across 145 products while Western Digital averages $0.2414/GB across 113 products on BuyPerUnit. Western Digital offers 4% better value per gigabyte for ssds & nvme drives.

SanDisk

Avg $/GB$0.2520

Best $/GB$0.0847

Price Range$0.0847 – $0.8465

Products145

Cheapest Product

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

2TB · $169.45 · newegg

Western Digital

Better Value

Avg $/GB$0.2414

Best $/GB$0.1075

Price Range$0.1075 – $0.6360

Products113

Cheapest Product

Western Digital WD_BLACK SN850P NVMe SSD for PS5 consoles M.2 2280 8TB PCI-Express 4.0 x4 Internal Solid State Drive (SSD) WDBBYV0080BNC-WRSN

8TB · $860.00 · 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	Western Digital	Western Digital WD_BLACK SN850P NVMe SSD for PS5 consoles M.2 2280 8TB PCI-Express 4.0 x4 Internal Solid State Drive (SSD) WDBBYV0080BNC-WRSN	8TB	$0.1075	$860.00	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	$0.1044	$834.99	amazon
2	Western Digital	Western Digital 4TB WD Blue SN5000 NVMe Internal Solid State Drive SSD - PCIe Gen 4.0, M.2 2280, Up to 5,500 MB/s - WDS400T4B0E [New Generation]	4 TB	$0.1113	$445.00	amazon
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	Western Digital	Western Digital BLACK P50 4TB USB 3.2 Gen 2x2, USB-C Game Drive SSD	4TB	$0.1165	$465.99	newegg
4	SanDisk	SANDISK - 8TB Desk Drive USB Type-C Desktop External SSD - Black	8 TB	$0.1125	$899.99	bestbuy
4	Western Digital	Western Digital 4TB WD Blue SN5000 NVMe SSD, PCIe Gen 4.0, up to 5,500 MB/s Read Speeds Internal Solid State Drive (SSD) WDS400T4B0E	4TB	$0.1175	$470.00	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	Western Digital	Western Digital 2TB WD Green SN350 NVMe Internal SSD Solid State Drive - Gen3 PCIe, QLC, M.2 2280, Up to 3,200 MB/s - WDS200T3G0C	2 TB	$0.1245	$249.00	amazon

Which Should You Buy?

Based on current pricing data, Western Digital offers better overall value for ssds & nvme drives at an average of $0.2414/GB compared to SanDisk's $0.2520/GB — that's roughly 4% less per gigabyte.

Western Digital's best deal is the Western Digital WD_BLACK SN850P NVMe SSD for PS5 consoles M.2 2280 8TB PCI-Express 4.0 x4 Internal Solid State Drive (SSD) WDBBYV0080BNC-WRSN (8TB) at $0.1075/GB, while SanDisk's cheapest option is the SanDisk Portable SSD 2TB USB 3.2 Gen 2, USB-C SDSSDE30-2T00-G26 (2TB) at $0.0847/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 Western Digital cheaper per GB for ssds & nvme drives?

As of July 2026, Western Digital averages $0.2414/GB compared to SanDisk at $0.2520/GB. Western Digital is approximately 4% cheaper per gigabyte on average.

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

BuyPerUnit currently tracks 145 SanDisk products and 113 Western Digital 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 Western Digital ssds & nvme drive per GB?

The cheapest Western Digital option is the Western Digital WD_BLACK SN850P NVMe SSD for PS5 consoles M.2 2280 8TB PCI-Express 4.0 x4 Internal Solid State Drive (SSD) WDBBYV0080BNC-WRSN at $0.1075/GB ($860.00 for 8TB).

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