ADATA vs Samsung SD Cards

Side-by-side price per gigabyte comparison across 52 products.

As of August 2026, ADATA averages $0.2529/GB across 3 products while Samsung averages $0.6237/GB across 49 products on BuyPerUnit. ADATA offers 59% better value per gigabyte for sd cards.

ADATA

Better Value

Avg $/GB$0.2529

Best $/GB$0.2347

Price Range$0.2347 – $0.2730

Products3

Cheapest Product

ADATA 512GB AData Premier microSDXC A1 UHS-1 CL10 Memory Card w/SD Adapter 85MB/sec

512GB · $120.17 · newegg

Samsung

Avg $/GB$0.6237

Best $/GB$0.1758

Price Range$0.1758 – $2.1869

Products49

Cheapest Product

SAMSUNG SD PRO Plus + USB Reader 512GB MicroSD Memory Card Read up to 180MB/s, Write up to 130MB/s

512GB · $89.99 · newegg

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	ADATA	ADATA 512GB AData Premier microSDXC A1 UHS-1 CL10 Memory Card w/SD Adapter 85MB/sec	512GB	$0.2347	$120.17	newegg
1	Samsung	SAMSUNG SD PRO Plus + USB Reader 512GB MicroSD Memory Card Read up to 180MB/s, Write up to 130MB/s	512GB	$0.1758	$89.99	newegg
2	ADATA	ADATA 512GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX512GUI3V30SA2-RA1)	512GB	$0.2511	$128.57	newegg
2	Samsung	Samsung EVO Plus 512GB MicroSD Memory Card (2024) + SD Adapter	512GB	$0.2538	$129.95	newegg
3	ADATA	128GB AData Premier Pro SDXC Memory Card UHS-I U3 CL10 V30 4K Ultra HD	128GB	$0.2730	$34.94	newegg
3	Samsung	Samsung P9 Express microSDXC Express Memory Card 256GB	256 GB	$0.3096	$79.25	amazon
4	Samsung	Samsung microSDXC T7 256GB, Transfer Speeds Up to 170 MB/s	256 GB	$0.3125	$79.99	amazon
5	Samsung	Samsung microSDXC T7 512GB, Up to 170 MB/s, UHS-I U3 4K A2 V30 microSD for Casual Gamers, Amateur Creators, & Everyday Users MB-MB512T with Adapter	512GB	$0.3125	$159.99	newegg

Which Should You Buy?

Based on current pricing data, ADATA offers better overall value for sd cards at an average of $0.2529/GB compared to Samsung's $0.6237/GB — that's roughly 59% less per gigabyte.

ADATA's best deal is the ADATA 512GB AData Premier microSDXC A1 UHS-1 CL10 Memory Card w/SD Adapter 85MB/sec (512GB) at $0.2347/GB, while Samsung's cheapest option is the SAMSUNG SD PRO Plus + USB Reader 512GB MicroSD Memory Card Read up to 180MB/s, Write up to 130MB/s (512GB) at $0.1758/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 sd cards?

As of August 2026, ADATA averages $0.2529/GB compared to Samsung at $0.6237/GB. ADATA is approximately 59% cheaper per gigabyte on average.

How many ADATA and Samsung sd cards does BuyPerUnit track?

BuyPerUnit currently tracks 3 ADATA products and 49 Samsung products in the sd cards category, all ranked by price per gigabyte.

What is the cheapest ADATA sd card per GB?

The cheapest ADATA option is the ADATA 512GB AData Premier microSDXC A1 UHS-1 CL10 Memory Card w/SD Adapter 85MB/sec at $0.2347/GB ($120.17 for 512GB).

What is the cheapest Samsung sd card per GB?

The cheapest Samsung option is the SAMSUNG SD PRO Plus + USB Reader 512GB MicroSD Memory Card Read up to 180MB/s, Write up to 130MB/s at $0.1758/GB ($89.99 for 512GB).

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