ADATA vs Samsung SD Cards

Side-by-side price per gigabyte comparison across 56 products.

As of June 2026, ADATA averages $0.3225/GB across 4 products while Samsung averages $0.5485/GB across 52 products on BuyPerUnit. ADATA offers 41% better value per gigabyte for sd cards.

ADATA

Better Value

Avg $/GB$0.3225

Best $/GB$0.2288

Price Range$0.2288 – $0.3836

Products4

Cheapest Product

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

512GB · $117.17 · newegg

Samsung

Avg $/GB$0.5485

Best $/GB$0.1562

Price Range$0.1562 – $2.1869

Products52

Cheapest Product

Samsung P9 Express microSD Express Card, 256GB microSDXC Memory Card, Up to 800 MB/s, for Nintendo-Switch ™ 2, (MB MK256T/AM)

256 GB · $39.99 · amazon

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	$0.2288	$117.17	newegg
1	Samsung	Samsung P9 Express microSD Express Card, 256GB microSDXC Memory Card, Up to 800 MB/s, for Nintendo-Switch ™ 2, (MB MK256T/AM)	256 GB	$0.1562	$39.99	amazon
2	ADATA	ADATA Premier 64GB Secure Digital Extended Capacity (SDXC) Flash Card	64GB	$0.3095	$19.81	newegg
2	Samsung	Samsung microSDXC T9 512GB, Read/Write Speeds Up to 200/130 MB/s, Made for Avid Gamers & Professional Creators (MB-MH512T/AM)	512 GB	$0.2051	$104.99	amazon
3	ADATA	512GB AData Premier Extreme SD Express Card SDXC PCIe Gen3 UHS-I U3 SD7.0	512GB	$0.3679	$188.38	newegg
3	Samsung	Samsung microSDXC T9 256GB, Read/Write Speeds Up to 200/130 MB/s, Made for Avid Gamers & Professional Creators (MB-MH256T/AM)	256 GB	$0.2265	$57.99	amazon
4	ADATA	ADATA 64GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX64GUI3V30SA2-RA1)	64GB	$0.3836	$24.55	newegg
4	Samsung	Samsung Micro SDXC EVO Plus 160MB/s Flash Memory Card 1TB	1TB	$0.2300	$230.00	newegg
5	Samsung	Samsung microSDXC T7 1TB, Transfer Speeds Up to 170 MB/s, Made for Casual Gamers, Amateur Creators, & Everyday Users (MB-MB1T0T/AM)	1 TB	$0.2400	$239.99	amazon

Which Should You Buy?

Based on current pricing data, ADATA offers better overall value for sd cards at an average of $0.3225/GB compared to Samsung's $0.5485/GB — that's roughly 41% 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 $0.2288/GB, while Samsung's cheapest option is the Samsung P9 Express microSD Express Card, 256GB microSDXC Memory Card, Up to 800 MB/s, for Nintendo-Switch ™ 2, (MB MK256T/AM) (256 GB) at $0.1562/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 June 2026, ADATA averages $0.3225/GB compared to Samsung at $0.5485/GB. ADATA is approximately 41% cheaper per gigabyte on average.

How many ADATA and Samsung sd cards does BuyPerUnit track?

BuyPerUnit currently tracks 4 ADATA products and 52 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 $0.2288/GB ($117.17 for 512GB).

What is the cheapest Samsung sd card per GB?

The cheapest Samsung option is the Samsung P9 Express microSD Express Card, 256GB microSDXC Memory Card, Up to 800 MB/s, for Nintendo-Switch ™ 2, (MB MK256T/AM) at $0.1562/GB ($39.99 for 256 GB).

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