LaCie vs Seagate Hard Drives (HDD)

Side-by-side price per gigabyte comparison across 295 products.

As of October 2026, LaCie averages $0.0990/GB across 5 products while Seagate averages $0.1059/GB across 290 products on BuyPerUnit. LaCie offers 7% better value per gigabyte for hard drives (hdd).

LaCie

Better Value

Avg $/GB$0.0990

Best $/GB$0.0525

Price Range$0.0525 – $0.1900

Products5

Cheapest Product

LaCie Rugged USB-C, 4TB, Portable External Hard Drive, Drop, Shock, Dust, Rain Resistant, for Mac & PC (STFR4000800)

4 TB · $209.99 · bestbuy

Seagate

Avg $/GB$0.1059

Best $/GB$0.0281

Price Range$0.0281 – $3.1289

Products290

Cheapest Product

Seagate Expansion Desktop 16TB External Hard Drive HDD - USB 3.0 - STKP16000400

16TB · $449.99 · newegg

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	LaCie	LaCie Rugged USB-C, 4TB, Portable External Hard Drive, Drop, Shock, Dust, Rain Resistant, for Mac & PC (STFR4000800)	4 TB	$0.0525	$209.99	bestbuy
1	Seagate	Seagate Expansion Desktop 16TB External Hard Drive HDD - USB 3.0 - STKP16000400	16TB	$0.0281	$449.99	newegg
2	LaCie	LaCie Mobile Drive STLP4000400 4TB USB-C Portable Hard Drive Moon Silver	4TB	$0.0743	$297.05	newegg
2	Seagate	Seagate Expansion 24TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP24000400)	24 TB	$0.0309	$742.03	amazon
3	LaCie	LaCie 2big Dock 20TB USB 3.2 Gen 2 External Hard Drive Black	20TB	$0.0756	$1512.29	newegg
3	Seagate	Seagate 16TB One Touch Desktop Hard Drive \| USB-C (STNB16000400)	16 TB	$0.0319	$509.99	amazon
4	LaCie	LaCie 2TB Rugged USB-C Portable Hard Drive 1 x USB-C 3.1 Model STFR2000800 Orange	2TB	$0.1024	$204.86	newegg
4	Seagate	Seagate - Seagate One Touch Desktop HDD 16TB - Space Gray	16 TB	$0.0319	$509.99	bestbuy
5	LaCie	LaCie Rugged 1 TB USB 3.0 Mini Disk Portable Hard Drive 301558	1TB	$0.1900	$189.99	newegg
5	Seagate	Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR)	20TB	$0.0319	$639.00	newegg

Which Should You Buy?

Based on current pricing data, LaCie offers better overall value for hard drives (hdd) at an average of $0.0990/GB compared to Seagate's $0.1059/GB — that's roughly 7% less per gigabyte.

LaCie's best deal is the LaCie Rugged USB-C, 4TB, Portable External Hard Drive, Drop, Shock, Dust, Rain Resistant, for Mac & PC (STFR4000800) (4 TB) at $0.0525/GB, while Seagate's cheapest option is the Seagate Expansion Desktop 16TB External Hard Drive HDD - USB 3.0 - STKP16000400 (16TB) at $0.0281/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 LaCie or Seagate cheaper per GB for hard drives (hdd)?

As of October 2026, LaCie averages $0.0990/GB compared to Seagate at $0.1059/GB. LaCie is approximately 7% cheaper per gigabyte on average.

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

BuyPerUnit currently tracks 5 LaCie products and 290 Seagate products in the hard drives (hdd) category, all ranked by price per gigabyte.

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

The cheapest LaCie option is the LaCie Rugged USB-C, 4TB, Portable External Hard Drive, Drop, Shock, Dust, Rain Resistant, for Mac & PC (STFR4000800) at $0.0525/GB ($209.99 for 4 TB).

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

The cheapest Seagate option is the Seagate Expansion Desktop 16TB External Hard Drive HDD - USB 3.0 - STKP16000400 at $0.0281/GB ($449.99 for 16TB).

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