Seagate vs Toshiba Hard Drives (HDD)

Side-by-side price per gigabyte comparison across 82 products.

As of May 2026, Seagate averages $0.0472/GB across 70 products while Toshiba averages $0.0683/GB across 12 products on BuyPerUnit. Seagate offers 31% better value per gigabyte for hard drives (hdd).

Seagate

Better Value

Avg $/GB$0.0472

Best $/GB$0.0227

Price Range$0.0227 – $0.2380

Products70

Cheapest Product

Seagate Expansion 22TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP22000400)

22 TB · $499.99 · amazon

Toshiba

Avg $/GB$0.0683

Best $/GB$0.0544

Price Range$0.0544 – $0.0949

Products12

Cheapest Product

Toshiba Canvio Advance 2TB Portable External Hard Drive USB 3.0, Black - HDTCA20XK3AA

2 TB · $108.71 · amazon

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	Seagate	Seagate Expansion 22TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP22000400)	22 TB	$0.0227	$499.99	amazon
1	Toshiba	Toshiba Canvio Advance 2TB Portable External Hard Drive USB 3.0, Black - HDTCA20XK3AA	2 TB	$0.0544	$108.71	amazon
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
2	Toshiba	MQ04ABF100 Toshiba 1TB/1000GB 5400rpm Sata 7mm 2.5" Hard Drive 128mb, 6 Gbit/s.	1 TB	$0.0545	$54.49	amazon
3	Seagate	Seagate Expansion 6TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP6000400)	6 TB	$0.0266	$159.35	amazon
3	Toshiba	Toshiba Canvio Advance 2TB Portable External Hard Drive USB 3.0, Red - HDTCA20XR3AA	2 TB	$0.0595	$119.00	amazon
4	Seagate	Seagate Exos 7E8 Enterprise Capacity 3.5 HDD 8TB 7200 RPM SATA 6Gb/s 4Kn 256MB Cache 3.5-Inch Enterprise Hard Disk Drive ST8000NM0045 (Renewed)	8 TB	$0.0269	$215.00	amazon
4	Toshiba	Toshiba 1TB 5400RPM 8MB Cache SATA 3.0Gb/s 2.5 inch PS3/PS4 Hard Drive - 3 Year Warranty	1 TB	$0.0600	$59.95	amazon
5	Seagate	Seagate 8TB Terascale Enterprise HDD 7200RPM 256MB Cache SATA 6Gb/s 64MB Cache 3.5-Inch Internal Hard Drive (ST8000NC0002) (Renewed)	8 TB	$0.0274	$219.50	amazon
5	Toshiba	Toshiba 1TB 5400RPM 8MB Cache SATA 3.0Gb/s 2.5 inch Notebook Hard Drive (MQ01ABD100V) - 1 Year Warranty,Usb	1 TB	$0.0600	$59.99	amazon

Which Should You Buy?

Based on current pricing data, Seagate offers better overall value for hard drives (hdd) at an average of $0.0472/GB compared to Toshiba's $0.0683/GB — that's roughly 31% less per gigabyte.

Seagate's best deal is the Seagate Expansion 22TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP22000400) (22 TB) at $0.0227/GB, while Toshiba's cheapest option is the Toshiba Canvio Advance 2TB Portable External Hard Drive USB 3.0, Black - HDTCA20XK3AA (2 TB) at $0.0544/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 Toshiba cheaper per GB for hard drives (hdd)?

As of May 2026, Seagate averages $0.0472/GB compared to Toshiba at $0.0683/GB. Seagate is approximately 31% cheaper per gigabyte on average.

How many Seagate and Toshiba hard drives (hdd) does BuyPerUnit track?

BuyPerUnit currently tracks 70 Seagate products and 12 Toshiba products in the hard drives (hdd) category, all ranked by price per gigabyte.

What is the cheapest Seagate hard drives (hdd) per GB?

The cheapest Seagate option is the Seagate Expansion 22TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP22000400) at $0.0227/GB ($499.99 for 22 TB).

What is the cheapest Toshiba hard drives (hdd) per GB?

The cheapest Toshiba option is the Toshiba Canvio Advance 2TB Portable External Hard Drive USB 3.0, Black - HDTCA20XK3AA at $0.0544/GB ($108.71 for 2 TB).

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