ADATA vs Samsung Hard Drives (HDD)

Side-by-side price per gigabyte comparison across 14 products.

As of June 2026, ADATA averages $0.0816/GB across 12 products while Samsung averages $0.2061/GB across 2 products on BuyPerUnit. ADATA offers 60% better value per gigabyte for hard drives (hdd).

ADATA

Better Value

Avg $/GB$0.0816

Best $/GB$0.0412

Price Range$0.0412 – $0.1650

Products12

Cheapest Product

ADATA 4TB HD650 Portable Hard Drive USB 3.1 Model AHD650-4TU31-CBK Black

4TB · $164.66 · newegg

Samsung

Avg $/GB$0.2061

Best $/GB$0.1302

Price Range$0.1302 – $0.2821

Products2

Cheapest Product

SAMSUNG SpinPoint T Series HD501LJ 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive

500GB · $65.10 · newegg

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	ADATA	ADATA 4TB HD650 Portable Hard Drive USB 3.1 Model AHD650-4TU31-CBK Black	4TB	$0.0412	$164.66	newegg
1	Samsung	SAMSUNG SpinPoint T Series HD501LJ 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive	500GB	$0.1302	$65.10	newegg
2	ADATA	5TB AData HD710 Pro USB3.1 2.5-inch Portable Hard Drive (Black)	5TB	$0.0437	$218.51	newegg
2	Samsung	Samsung T7 Shield 4TB Portable SSD - 1050MB/s, Rugged, Water & Dust Resistant, for Content Creators - Black	4 TB	$0.2821	$1128.38	amazon
3	ADATA	ADATA HD710 Pro - 2 TB External Hard Drive - Shockproof, Waterproof & Dustproof - Durable Storage - For Gamers, Students & Professionals - Mac, PC & Linux Compatible - Blue - AHD710P-2TU31-CBL	2 TB	$0.0475	$94.99	amazon
4	ADATA	ADATA HD710 Pro - 2 TB External Hard Drive - Shockproof, Waterproof & Dustproof - Durable Storage - For Gamers, Students & Professionals - Mac, PC & Linux Compatible - Black - AHD710P-2TU31-CBK	2 TB	$0.0475	$94.99	amazon
5	ADATA	ADATA 2TB HD710 Pro USB3.1 2.5' Portable Blue Hard Drive Model AHD710P-2TU31-CBL	2TB	$0.0570	$113.93	newegg

Which Should You Buy?

Based on current pricing data, ADATA offers better overall value for hard drives (hdd) at an average of $0.0816/GB compared to Samsung's $0.2061/GB — that's roughly 60% less per gigabyte.

ADATA's best deal is the ADATA 4TB HD650 Portable Hard Drive USB 3.1 Model AHD650-4TU31-CBK Black (4TB) at $0.0412/GB, while Samsung's cheapest option is the SAMSUNG SpinPoint T Series HD501LJ 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive (500GB) at $0.1302/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 ADATA or Samsung cheaper per GB for hard drives (hdd)?

As of June 2026, ADATA averages $0.0816/GB compared to Samsung at $0.2061/GB. ADATA is approximately 60% cheaper per gigabyte on average.

How many ADATA and Samsung hard drives (hdd) does BuyPerUnit track?

BuyPerUnit currently tracks 12 ADATA products and 2 Samsung products in the hard drives (hdd) category, all ranked by price per gigabyte.

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

The cheapest ADATA option is the ADATA 4TB HD650 Portable Hard Drive USB 3.1 Model AHD650-4TU31-CBK Black at $0.0412/GB ($164.66 for 4TB).

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

The cheapest Samsung option is the SAMSUNG SpinPoint T Series HD501LJ 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive at $0.1302/GB ($65.10 for 500GB).

Explore More

All Hard Drives (HDD)ADATA Hard Drives (HDD)Samsung Hard Drives (HDD)

View all Hard Drives (HDD)