LaCie vs Seagate Hard Drives (HDD)

Side-by-side price per gigabyte comparison across 280 products.

As of August 2026, LaCie averages $0.0670/GB across 17 products while Seagate averages $0.1235/GB across 263 products on BuyPerUnit. LaCie offers 46% better value per gigabyte for hard drives (hdd).

LaCie

Better Value

Avg $/GB$0.0670

Best $/GB$0.0460

Price Range$0.0460 – $0.1220

Products17

Cheapest Product

LaCie 5TB Rugged USB-C Portable Hard Drive

5 TB · $229.99 · amazon

Seagate

Avg $/GB$0.1235

Best $/GB$0.0303

Price Range$0.0303 – $3.1289

Products263

Cheapest Product

Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400

16 TB · $485.04 · amazon

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	LaCie	LaCie 5TB Rugged USB-C Portable Hard Drive	5 TB	$0.0460	$229.99	amazon
1	Seagate	Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400	16 TB	$0.0303	$485.04	amazon
2	LaCie	LaCie Rugged USB-C, 5TB, Portable External Hard Drive, Drop, Shock, Dust, Rain Resistant, for Mac & PC (STFR5000800)	5 TB	$0.0465	$232.41	amazon
2	Seagate	Seagate BarraCuda ST24000DM001 24TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drive Bare Drive	24TB	$0.0307	$737.91	newegg
3	LaCie	LaCie 5TB Rugged Mini Portable Hard Drive USB 3.0 Model STJJ5000400 Orange	5TB	$0.0474	$236.75	newegg
3	Seagate	Seagate BarraCuda ST24000DM001 24TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drive Bare Drive	24TB	$0.0313	$749.99	newegg
4	LaCie	LaCie - Rugged 5TB External USB-C, USB 3.1 Gen 1 Portable Hard Drive - Orange/Silver	5 TB	$0.0480	$239.99	bestbuy
4	Seagate	Seagate BarraCuda 8 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004)	8 TB	$0.0325	$259.83	amazon
5	LaCie	LaCie Mobile Drive STLP5000400 5TB USB-C Portable Hard Drive Moon Silver	5TB	$0.0500	$249.99	newegg
5	Seagate	Seagate - Barracuda 8TB Internal Hard Drive for Desktops	8 TB	$0.0325	$259.99	bestbuy

Which Should You Buy?

Based on current pricing data, LaCie offers better overall value for hard drives (hdd) at an average of $0.0670/GB compared to Seagate's $0.1235/GB — that's roughly 46% less per gigabyte.

LaCie's best deal is the LaCie 5TB Rugged USB-C Portable Hard Drive (5 TB) at $0.0460/GB, while Seagate's cheapest option is the Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 (16 TB) at $0.0303/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 August 2026, LaCie averages $0.0670/GB compared to Seagate at $0.1235/GB. LaCie is approximately 46% cheaper per gigabyte on average.

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

BuyPerUnit currently tracks 17 LaCie products and 263 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 5TB Rugged USB-C Portable Hard Drive at $0.0460/GB ($229.99 for 5 TB).

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

The cheapest Seagate option is the Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 at $0.0303/GB ($485.04 for 16 TB).

Explore More

All Hard Drives (HDD)LaCie Hard Drives (HDD)Seagate Hard Drives (HDD)

View all Hard Drives (HDD)